Aero Precision Ar-15 Upper Parts Kit
Aero Precision Ar-15 Upper Parts Kit, The Aero Precision upper parts kit includes the parts you need to assemble your AR15 Upper Receiver. Includes: Forward Assist Assembly Forward Assist Spring Forward Assist Roll Pin Ejection Port Cover Door Ejection Port Cover Rod with c-clip Ejection Port Cover Spring Mfg: Aero Precision