INDICATORS ON GOLD CUP TROPHY COLT 45 YOU SHOULD KNOW

The M16A2 buttstock is about five/eight" of the inch for a longer time then the earlier models.  Because of the enhanced length it employed an extended buttstock screw in addition to a spacer.  The swivel is mounted closer to the buttplate. This buttstock is now applied within the M16A4:The barrel is a 1970's or 1980's, due to the fact that is in