CORE15 Tac M4 LoPro Gasblock
5.56 NATO cal., GIO, 16 in. Govt. profile barrel, carbine length gas system, stainless steel gas tube, low profile gas block, A2 flash hider, 30 shot Magpul PMAG, beveled magwell, forged receivers, oversized trigger guard, Magpul MOE 6-pos....