The m4 built lower receiver - a premium firearm component crafted from 7075 forged xm15-e2s lower receiver.With a weight of just 2 lbs, it boasts a 6 position buffer tube, m4 carbine stock, a2 pistol grip, and mil-spec trigger.Proudly made in the usa , this receiver is the perfect addition to any firearm enthusiast's collection.
Caliber: Multi
Trigger: Mil-Spec
Caliber: Multi
Trigger: Mil-Spec
