Kexuan AR-15 A2 Front Sight Post Gas Block w/Bayonet Lug 223/5.56 Black FSGB. 56 with 0.750 in diameter barrels. Specifications for Kexuan AR-15 A2 Front Sight Post Gas Block w/Bayonet Lug: Manufacturer: Kexuan Color: Black Gas Block Journal...
Kexuan AR-15 A2 Front Sight Post Gas Block w/Bayonet Lug 223/5.56 Black FSGB. 56 with 0.750 in diameter barrels. Specifications for Kexuan AR-15 A2 Front Sight Post Gas Block w/Bayonet Lug: Manufacturer: Kexuan Color: Black Gas Block Journal...