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SIG 556 / 551-A1 / 552 / 522 Featured Products

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Items 1-49 of 49
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SOCOM Style Fake Silencer Universal A2 / Through Hole @ 0.803" / M110 SR-25 / Price includes: USPS Priority Mail & Insurance
MFI SOCOM Style Fake Silencer Universal A2 / Through Hole @ 0.803" / M110 SR-25 / Price includes: USPS Priority Mail & Insurance
(0) Reviews: Write first review
Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTENT the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 4 Left!
Price: $185.00
Sale: $135.00
Save: 27%
Save: $50.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - (SET) MFI SIG 556 Rear Diopter Sight & Rail with SIG SANs SIG 552 / SG-553 Style Non-Hooded Flip Front Sight (No Fiber Optic) (BLACK) / Price Includes Shipping via USPS Priority Mail
(SET) MFI SIG 556 Rear Diopter Sight & Rail with SIG SANs SIG 552 / SG-553 Style Non-Hooded Flip Front Sight (No Fiber Optic) (BLACK) / Price Includes Shipping via USPS Priority Mail
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556 & SIG 551A1 Series Rifles & Pistols.
Condition: New
Limited Supply: Only 2 Left!
Price: $395.00
Sale: $325.00
Save: 18%
Save: $70.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - (SET) MFI SIG 556 Rear Diopter Sight & Rail with SIG SANs SIG 552 / SG-553 Style Non-Hooded Flip Front Sight (WITH Fiber Optic) (BLACK) / Price Includes Shipping via USPS Priority Mail
(SET) MFI SIG 556 Rear Diopter Sight & Rail with SIG SANs SIG 552 / SG-553 Style Non-Hooded Flip Front Sight (WITH Fiber Optic) (BLACK) / Price Includes Shipping via USPS Priority Mail
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556 & SIG 551A1 Series Rifles & Pistols.
Condition: New
Limited Supply: Only 1 Left!
Price: $415.00
Sale: $355.00
Save: 14%
Save: $60.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - 2 X MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin. (Taper roll pin per instructions.) / Price Includes S&H via USPS 1st Class Mail
2 X MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin. (Taper roll pin per instructions.) / Price Includes S&H via USPS 1st Class Mail
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
IN STOCK
Free Ground Shipping
Price: $155.00
Sale: $60.00
Save: 61%
Save: $95.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - Bolt for SIG 556 Rifle & Pistol Top Rail (1)
Bolt for SIG 556 Rifle & Pistol Top Rail (1)
  • Currently 4/5 Stars
 (1)
Description: Designed specifically to fit the SIG 556 Top Rail. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $0.50

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - CUSTOM M1A MFI SOCOM Style Fake Silencer A2 / Barrel Shroud (Universal) with the Full Long Adapter Bored for M1A slide over original Flash Hider / NOT FOR LIVE FIRE (Price includes USPS Priority Mail & Insurance)
CUSTOM M1A MFI SOCOM Style Fake Silencer A2 / Barrel Shroud (Universal) with the Full Long Adapter Bored for M1A slide over original Flash Hider / NOT FOR LIVE FIRE (Price includes USPS Priority Mail & Insurance)
(0) Reviews: Write first review
Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTENT the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 2 Left!
Price: $250.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.

Qty:

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - Damaged MFI SIG 550 & 551 Style Flash Suppressor for SIG 556 / SUPER SALE / Price Includes USPS Ground Advantage
Damaged MFI SIG 550 & 551 Style Flash Suppressor for SIG 556 / SUPER SALE / Price Includes USPS Ground Advantage
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 2 Left!
Price: $42.00
Sale: $17.75
Save: 58%
Save: $24.25

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - LIMITED TIME SUPER SALE / MFI SIG 556 / 55X / 551A1 Bipod Adapter (ONLY) for use with Versa-Pod Bipod / Price Includes S&H via USPS 1st Class Mail & Insurance
LIMITED TIME SUPER SALE / MFI SIG 556 / 55X / 551A1 Bipod Adapter (ONLY) for use with Versa-Pod Bipod / Price Includes S&H via USPS 1st Class Mail & Insurance
(0) Reviews: Write first review
Description: MFI SIG 556 / 550/1/2/3 & 551-A1 Versa-Pod Bipod Adapter for sale. ALL MFI PRODUCTS ARE 100% MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
IN STOCK
Price: $88.00
Sale: $58.00
Save: 34%
Save: $30.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - Metric Roll Pin (1) for SIG 550/1/2 & 556 Front Sight Adjustment Wheel (Taper per product instructions.)
Metric Roll Pin (1) for SIG 550/1/2 & 556 Front Sight Adjustment Wheel (Taper per product instructions.)
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the Swiss SIG SANs 550 / 551 / 552 as well as all USA SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Price: $0.40

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - Metric Roll Pin (1) for SIG 550/1/2 & 556 NATO & Swiss Bayonet Lug (Taper per product instructions.)
Metric Roll Pin (1) for SIG 550/1/2 & 556 NATO & Swiss Bayonet Lug (Taper per product instructions.)
(0) Reviews: Write first review
Description: Designed specifically to fit the Swiss SIG SANs 550 / 551 / 552 as well as all USA SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Price: $0.40

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI 2.25" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 1.60" of Extension / Price Includes S&H via USPS 1st Class & Insurance
MFI 2.25" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 1.60" of Extension / Price Includes S&H via USPS 1st Class & Insurance
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Description: MFI 2.25" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 1.60" of Extension / Price Includes S&H via USPS 1st Class & Insurance THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Free Ground Shipping
Price: $58.00
Sale: $30.00
Save: 48%
Save: $28.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI 4.80" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 4.18" of Extension / Price Includes S&H via USPS 1st Class & Insurance
MFI 4.80" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 4.18" of Extension / Price Includes S&H via USPS 1st Class & Insurance
(0) Reviews: Write first review
Description: MFI 4.80" Long AR15 1/2 X 28 to AR10 5/8 X 24 Steel Adapter / Gets you about 3.10" of Extension / Price Includes S&H via USPS 1st Class & Insurance THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Free Ground Shipping
Price: $68.00
Sale: $42.00
Save: 38%
Save: $26.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI CETME L Bird Cage Style HK G3 / HK91 Muzzle Brake for US made CETME L barrels with 1/2 X 28 RH 2022 CA DOJ Compliant Muzzle Brake. Fits Any Weapon with 1/2 X 28 thread & .223 / .556 Exit Hole / Price Includes S&H via 1st Class USPS
MFI CETME L Bird Cage Style HK G3 / HK91 Muzzle Brake for US made CETME L barrels with 1/2 X 28 RH 2022 CA DOJ Compliant Muzzle Brake. Fits Any Weapon with 1/2 X 28 thread & .223 / .556 Exit Hole / Price Includes S&H via 1st Class USPS
(0) Reviews: Write first review
Description: Designed specifically to look like the CETME L 3 Prone Flash Suppressor, yet be a true Muzzle Brake. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 1 Left!
Free Ground Shipping
Price: $95.00
Sale: $58.00
Save: 39%
Save: $37.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI CETME L Style 3 - Prong / Acorn Muzzle Brake for US made CETME L barrels with 1/2 X 28 RH 2022 CA DOJ Compliant Muzzle Brake. Fits Any Weapon with 1/2 X 28 thread & .223 / .556 Exit Hole / Price Includes S&H via 1st Class USPS
MFI CETME L Style 3 - Prong / Acorn Muzzle Brake for US made CETME L barrels with 1/2 X 28 RH 2022 CA DOJ Compliant Muzzle Brake. Fits Any Weapon with 1/2 X 28 thread & .223 / .556 Exit Hole / Price Includes S&H via 1st Class USPS
(0) Reviews: Write first review
Description: Designed specifically to look like the CETME L 3 Prone Flash Suppressor, yet be a true Muzzle Brake. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 6 Left!
Free Ground Shipping
Price: $95.00
Sale: $58.00
Save: 39%
Save: $37.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI Fiber Optic Raw Material 4 Inches X 2mm OD.
MFI Fiber Optic Raw Material 4 Inches X 2mm OD.
(0) Reviews: Write first review
Description: MFI Fiber Optic Raw Material 4" long X 2mm OD. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $5.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI HK Style Snap Sling Hook 1" Wide
MFI HK Style Snap Sling Hook 1" Wide
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit nearly every rifle sling on the planet THIS PRODUCT IS MADE IN THE USA.
Condition: New
IN STOCK
Price: $8.00
Sale: $6.00
Save: 25%
Save: $2.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI HK Style Snap Sling Hook 1.25" Wide
MFI HK Style Snap Sling Hook 1.25" Wide
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit nearly every rifle sling on the planet THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $8.00
Sale: $6.00
Save: 25%
Save: $2.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI Knight's Armament Style Quick Detach SR-25 / M110 CQB / QDSS NT4 Rear End for MFI M4 Barrel Shrouds / Price Includes S&H via USPS Ground Advantage!
MFI Knight's Armament Style Quick Detach SR-25 / M110 CQB / QDSS NT4 Rear End for MFI M4 Barrel Shrouds / Price Includes S&H via USPS Ground Advantage!
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Description: Designed specifically to fit ALL previous models of the MFI M4 Barrel shroud. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 2 Left!
Price: $65.00
Sale: $45.00
Save: 31%
Save: $20.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 "BLANK" Style Fake Silencer (Universal) / Price Includes: One Standard Adapter of your choice, USPS Priority Mail & Insurance!
MFI M4 "BLANK" Style Fake Silencer (Universal) / Price Includes: One Standard Adapter of your choice, USPS Priority Mail & Insurance!
Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTEND the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 & SOCOM Adapters / Barrel Extensions / O.D. @ 0.750" / NOTE: This will NOT work with the NEW MFI A2 M4 or SOCOM Fake Silencers or Barrel Shrouds.
MFI M4 & SOCOM Adapters / Barrel Extensions / O.D. @ 0.750" / NOTE: This will NOT work with the NEW MFI A2 M4 or SOCOM Fake Silencers or Barrel Shrouds.
(0) Reviews: Write first review
Description: Spare Adapters for M4 & SOCOM Universal Style Fake Silencers THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 2 Left!
Price: $35.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 Adapter 1/2 X 36 @ 6.325" long / O.D. @ 0.750"
MFI M4 Adapter 1/2 X 36 @ 6.325" long / O.D. @ 0.750"
(0) Reviews: Write first review
Description: MFI M4 Adapter 1/2 X 36 @ 6.325" long THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 1 Left!
Price: $35.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 Adapter 5/8X24 Thread Only @ 0.700" Long (Returning Customer Discount Only) Price includes USPS 1st Class.
MFI M4 Adapter 5/8X24 Thread Only @ 0.700" Long (Returning Customer Discount Only) Price includes USPS 1st Class.
(0) Reviews: Write first review
Description: MFI M4 Adapter 5/8 X 24 Thread Only @ 0.700" Long (Returning Customer Discount Only) THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Free Ground Shipping
Price: $42.00
Sale: $33.75
Save: 20%
Save: $8.25

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 Custom Adapter 5/8 X 24 tpi Right Hand @ 3.75" long / O.D. @ 0.750"
MFI M4 Custom Adapter 5/8 X 24 tpi Right Hand @ 3.75" long / O.D. @ 0.750"
(0) Reviews: Write first review
Description: Spare Adapters for M4 & SOCOM Universal Style Fake Silencers THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 1 Left!
Price: $50.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 Custom Adapter bore 1.5" long adapter to 39/64 (0.609”) @ 1.20" depth for M1 Carbine / Price includes S&H via Priority Mail / Custom non-returnable for any reason. If too small then free rebore to larger I.D. S&H paid by customer.
MFI M4 Custom Adapter bore 1.5" long adapter to 39/64 (0.609”) @ 1.20" depth for M1 Carbine / Price includes S&H via Priority Mail / Custom non-returnable for any reason. If too small then free rebore to larger I.D. S&H paid by customer.
(0) Reviews: Write first review
Description: Spare Adapters for M4 & SOCOM Universal Style Fake Silencers THIS PRODUCT IS MADE IN THE USA.
Condition: New
Free Ground Shipping
Price: $65.00
Qty:

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4 Navy Seal Marked Style Fake Silencer (Universal) / QDCSS-NT4 / Price Includes: One Standard Adapter of your choice, USPS Priority Mail & Insurance!
MFI M4 Navy Seal Marked Style Fake Silencer (Universal) / QDCSS-NT4 / Price Includes: One Standard Adapter of your choice, USPS Priority Mail & Insurance!
  • Currently 5/5 Stars
 (5)
Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTEND the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 3 Left!
Price: $155.00
Sale: $115.00
Save: 26%
Save: $40.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI M4-A2 "BLANK" Style Fake Silencer Universal Barrel Shroud / QDCSS-NT4 / NEW 05-2023 Version / Price Includes: One Standard Adapter / Barrel Extension of your choice, USPS Priority Mail & Insurance!
MFI M4-A2 "BLANK" Style Fake Silencer Universal Barrel Shroud / QDCSS-NT4 / NEW 05-2023 Version / Price Includes: One Standard Adapter / Barrel Extension of your choice, USPS Priority Mail & Insurance!
(0) Reviews: Write first review
Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTEND the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 3 Left!
Price: $185.00
Sale: $120.00
Save: 35%
Save: $65.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 550 & 551 Style Flash Suppressor for SIG 556
MFI SIG 550 & 551 Style Flash Suppressor for SIG 556
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
Price: $42.00
Sale: $23.00
Save: 45%
Save: $19.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 550 / SG-551 Style Front Hooded Sight & Windage Wheel (BLACK ONLY) (NO FIBER OPTIC) Fits SIG USA 556  / Price Includes S&H via 1st Class Mail
MFI SIG 550 / SG-551 Style Front Hooded Sight & Windage Wheel (BLACK ONLY) (NO FIBER OPTIC) Fits SIG USA 556  / Price Includes S&H via 1st Class Mail
(0) Reviews: Write first review
Condition: New
Limited Supply: Only 3 Left!
Price: $125.00
Sale: $95.00
Save: 24%
Save: $30.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin FITS ONLY M7 and M9 NOT M11 Price Includes S&H via USPS Ground Advantage (Taper roll pin per instructions.)
MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin FITS ONLY M7 and M9 NOT M11 Price Includes S&H via USPS Ground Advantage (Taper roll pin per instructions.)
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
Price: $24.75
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin. Fits M7, M9 and M11 Bayonets / Price Includes S&H via USPS Ground Advantage (Taper roll pin per instructions.)
MFI SIG 550/1/2 & 556 NATO Bayonet Lug & Roll Pin. Fits M7, M9 and M11 Bayonets / Price Includes S&H via USPS Ground Advantage (Taper roll pin per instructions.)
  • Currently 5/5 Stars
 (5)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 4 Left!
Price: $88.00
Sale: $44.40
Save: 50%
Save: $43.60
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Flash Suppressor for SIG 552 14mm Left Hand. Price includes S&H via USPS 1st Class.
MFI SIG 552 Style Flash Suppressor for SIG 552 14mm Left Hand. Price includes S&H via USPS 1st Class.
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the SIG SANs 552 Series Rifles. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
Free Ground Shipping
Price: $95.00
Sale: $79.00
Save: 17%
Save: $16.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Flash Suppressor for SIG 553 Pistol with 1/2 X 28 tpi Thread / Includes S&H via 1st Class USPS Mail. DISCONTINUED Due to lack of sales over 10+ years.
MFI SIG 552 Style Flash Suppressor for SIG 553 Pistol with 1/2 X 28 tpi Thread / Includes S&H via 1st Class USPS Mail. DISCONTINUED Due to lack of sales over 10+ years.
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit the SIG SANs 553 Series Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 0 Left!
DISCONTINUED Due to lack of sales over 10+ years. Never to be made again.
Price: $85.00
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Flash Suppressor for SIG 556 with 1/2 X 28 Thread (.223 / 5.56 Caliber or smaller only) Price includes S&H via 1st Class Mail.
MFI SIG 552 Style Flash Suppressor for SIG 556 with 1/2 X 28 Thread (.223 / 5.56 Caliber or smaller only) Price includes S&H via 1st Class Mail.
  • Currently 5/5 Stars
 (3)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 3 Left!
Price: $82.00
Sale: $58.00
Save: 29%
Save: $24.00
SHIPPING IS INCLUDED VIA USPS on orders over $82.00 Dollars AND OR If S&H is INCLUDED in the Title / Discription.


Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Flash Suppressor for SIG 556 with 5/8 X 24 Thread (.308 / 7.62 X 39 Caliber or smaller only) Made specifically for the SIG 556R in 7.62 X 39 / Price includes S&H via 1st Class Mail.
MFI SIG 552 Style Flash Suppressor for SIG 556 with 5/8 X 24 Thread (.308 / 7.62 X 39 Caliber or smaller only) Made specifically for the SIG 556R in 7.62 X 39 / Price includes S&H via 1st Class Mail.
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556R 7.62 X 39 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 2 Left!
Free Ground Shipping
Price: $95.00
Sale: $68.00
Save: 28%
Save: $27.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Hand Guard for SIG USA 556 & 522 Weapons.
MFI SIG 552 Style Hand Guard for SIG USA 556 & 522 Weapons.
  • Currently 5/5 Stars
 (4)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Not Available
These are the last we will ever make. Not to be made again. Sorry...
Price: $250.00
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 552 Style Retaining Ring for Hand Guard
MFI SIG 552 Style Retaining Ring for Hand Guard
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Not Available
These are the last we will ever make.
Price: $75.00
Sale: $50.00
Save: 33%
Save: $25.00
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 556 / 550/1/2 Front Flip Up Sight / Price Includes S&H via USPS 1st Class Mail.
MFI SIG 556 / 550/1/2 Front Flip Up Sight / Price Includes S&H via USPS 1st Class Mail.
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Not Available
NEVER TO BE PRODUCED AGAIN.
Free Ground Shipping
Price: $100.00
Sale: $70.00
Save: 30%
Save: $30.00
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 556 / 550/1/2 Windage Adjustment Wheel for Front Flip Up Sight (See instructions for installation)
MFI SIG 556 / 550/1/2 Windage Adjustment Wheel for Front Flip Up Sight (See instructions for installation)
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $30.00
Sale: $20.00
Save: 33%
Save: $10.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 556 / 55X / 551A1 Bipod Adapter (1) & Versa-Pod Bipod (1) SET (NOT AVAILABLE)
MFI SIG 556 / 55X / 551A1 Bipod Adapter (1) & Versa-Pod Bipod (1) SET (NOT AVAILABLE)
Description: MFI SIG 556 / 550/1/2/3 & 551-A1 Versa-Pod Bipod & Bipod Adapter for sale. ALL MFI PRODUCTS ARE 100% MADE IN THE USA. More Details »
Condition: New
I have no plans to carry this set any more. You can find the bipod on eBay. Model 150-001 Versa-Pod Bipod.
Price Includes FREE SHIPPING via Priority Mail!
Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG 556 Swiss Style 550 / 551 / 552 / 553 / 55x Rear Diopter Sight & Rail (with Fiber Optic Rear) with Choice of Front Sights or No Front Sight (BLACK) / Price Includes S&H via Priority Mail.
MFI SIG 556 Swiss Style 550 / 551 / 552 / 553 / 55x Rear Diopter Sight & Rail (with Fiber Optic Rear) with Choice of Front Sights or No Front Sight (BLACK) / Price Includes S&H via Priority Mail.
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit the SIG 556 & SIG 551A1 Series Rifles & Pistols.
Condition: New
Limited Supply: Only 2 Left!
Price: $395.00
Sale: $245.00
Save: 38%
Save: $150.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG Classic 556 / 556-R / 550/1/2 Front Flip Up (Folding) Sight & Windage Adjustment Wheel (See instructions for installation) / Price Includes S&H via 1st Class USPS Mail & Insurance
MFI SIG Classic 556 / 556-R / 550/1/2 Front Flip Up (Folding) Sight & Windage Adjustment Wheel (See instructions for installation) / Price Includes S&H via 1st Class USPS Mail & Insurance
  • Currently 5/5 Stars
 (2)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 2 Left!
Free Ground Shipping
Price: $125.00
Sale: $88.00
Save: 30%
Save: $37.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG Classic 556 / 556-R / 550/1/2 Front Flip Up Sight (Narrow Blade) (No Windage Adjustment Wheel) / Price Includes S&H via 1st Class USPS Mail & Insurance
MFI SIG Classic 556 / 556-R / 550/1/2 Front Flip Up Sight (Narrow Blade) (No Windage Adjustment Wheel) / Price Includes S&H via 1st Class USPS Mail & Insurance
  • Currently 5/5 Stars
 (1)
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Limited Supply: Only 5 Left!
Free Ground Shipping
Price: $85.00
Sale: $62.00
Save: 27%
Save: $23.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG Front Hooded Site Includes Fiber Optic & Windage Wheel (BLACK ONLY) / Price Includes S&H via 1st Class Mail
MFI SIG Front Hooded Site Includes Fiber Optic & Windage Wheel (BLACK ONLY) / Price Includes S&H via 1st Class Mail
  • Currently 5/5 Stars
 (2)
Condition: New
Limited Supply: Only 3 Left!
Price: $165.00
Sale: $120.00
Save: 27%
Save: $45.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG SANs 556 / 552 / 553 Front Flip Up Sight & Windage Wheel (See instructions for installation) Price includes S&H via 1st USPS Class Mail
MFI SIG SANs 556 / 552 / 553 Front Flip Up Sight & Windage Wheel (See instructions for installation) Price includes S&H via 1st USPS Class Mail
  • Currently 5/5 Stars
 (3)
Description: Designed specifically to fit the SIG 556, SIG 553 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 5 Left!
Free Ground Shipping
Price: $185.00
Sale: $145.00
Save: 22%
Save: $40.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SIG SANs 556 / 552 / 553 Front Flip Up Sight (Narrow Blade) / No Windage Wheel
MFI SIG SANs 556 / 552 / 553 Front Flip Up Sight (Narrow Blade) / No Windage Wheel
  • Currently 5/5 Stars
 (3)
Description: Designed specifically to fit the SIG 550, SG551, SIG 553 & SIG 552 Series SANS Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 2 Left!
Price: $165.00
Sale: $125.00
Save: 24%
Save: $40.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI SOCOM Style Fake Silencer A2 / Barrel Shroud for Kel-Tec CMR-30 (Universal) with the 1.5" Long Adapter in 1/2 X 28 (Price includes USPS Priority Mail & Insurance)
MFI SOCOM Style Fake Silencer A2 / Barrel Shroud for Kel-Tec CMR-30 (Universal) with the 1.5" Long Adapter in 1/2 X 28 (Price includes USPS Priority Mail & Insurance)
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Description: Designed specifically to fit most rifles with or without threaded barrels. Can be used to HIDE some of the barrel or EXTENT the barrel length. THIS PRODUCT IS MADE IN THE USA. More Details »
Condition: New
Limited Supply: Only 3 Left!
Price: $185.00
Sale: $135.00
Save: 27%
Save: $50.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI Spare SIG 556 Front Flip Up Fiber Optic Blade
MFI Spare SIG 556 Front Flip Up Fiber Optic Blade
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Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $20.00
Sale: $16.00
Save: 20%
Save: $4.00

Rifle Accessories - SIG 556 / 551-A1 / 552 / 522 - MFI - MFI Spare SIG 556 Front Flip Up Narrow / Target Blade
MFI Spare SIG 556 Front Flip Up Narrow / Target Blade
(0) Reviews: Write first review
Description: Designed specifically to fit the SIG 556 & SIG 522 Series Rifles & Pistols. THIS PRODUCT IS MADE IN THE USA.
Condition: New
Price: $20.00
Sale: $16.00
Save: 20%
Save: $4.00

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