Rock River Arms BB0470 LAR-15M RRAGE 3G Complete Upper, 5.56x45mm NATO 16", Black, Aluminum Rec, 15" M-LOK Handguard, A2 Flash Hider, No Forward Assist $482.95
Rock River Arms AR0598.V1 LAR-15M All Terrain Hunter Complete Upper, 223 Wylde 18" Stainless Heavy Match Barrel, Black Rec/13" M-LOK Handgaurd, Operate Muzzle Brake $667.61