.223 Bca upper side charging handle..new firing pin.. the lower is a AM-15 STRIPPED LOWER RECEIVER with fortis magazine, catch and release and push pins as well with aero precision buffer tube with the Fortis SLS FIFTY Safety Selector 50 & 90 Degree...it has a mag pul grip and bi-pod and a decent scope on it had a vortex on it but took off for my other build so I put a firefield green dot x6 scope.. asking 750 or trade value 1000.. text 254-493-4187 bill of sale or ltc required