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- 15%- 15%4MM RETAINER PIN FOR REAR SIGHT BLOCK
C4-62Sale $2.80$3.29MSRP $3.29This 4mm Retainer Pin is manufactured to be used to install the rear sight block of a Kalashnikov firearms. -
3MM RETAINER PIN, FRONT SIGHT & GAS BLOCK TO BARREL
C4-61MSRP $3.29New 3mm Retainer Pin, Front Sight & Gas Block to Barrel.
Description
Convert Your SIG 556 to a Classic 550/552 Look!
Due to popular demand, we’ve produced a limited batch of these adapters for enthusiasts who want to install 550/552-style handguards on their SIG 556.
Compatible with:
- SIG 556 Patrol Rifle
- SIG 556 SWAT Patrol Rifle
- SIG 556 SWAT SBR
- SIG 556 SBR
- SIG 556 Pistol
- SIG 522/551
Important Note: Installing this on a SIG 556 rifle requires modifying an original 550 handguard by cutting it down.
Upgrade your SIG 556 with an iconic, classic aesthetic today!