rra A2 R4 Pistol

Rock River Arms AR2125 LAR-15 A2 223 Rem/5.56 NATO 10.5"" 30+1 Hogue Grip Blk RRA LAR-15 A4 is offered in 2 barrel lengths. Both made of chrome moly, the 7"" has a 1:9"" twist, while the 10.5"" has a 1:7"" twist. The upper receivers on these pistols are forged and the lower receivers are chambered in .223/5.56. They have a gas block sight base and come with an A2 flash hider. The 7"" model features a black aluminum free-float tube handguard and the 10.5"" has a black R-4 handguard. Hogue rubber grips round out the weapon."