Lwrc repr mkii 7.62 nato 16" spiral fluted 20rd black FEATURES:-Caliber: .308 Winchester-Barrel: 16" spiral fluted, cold hammer forged-1:10" Twist-MagPul UBR stock-Black finish-12.5" Modular rail system-Geissele SSA-E trigger-Magpul MOE+ Grip-One Magpul 20-round magazine-LWRCI(TM) Skirmish backup iron sights-Overall length: 37.5"-Weight: 8.75 lbs Other Features: Piston operated, cold hammer forged barrel, modular rail system, skirmish sights, geissele ssa-e trigger, uses magpul pmags, adj.Gas block, spiral fluted, magpul ubr stock, aluminum upper/lower receiver, standard rear charging handle