The M16A2 buttstock is about five/eight" of the inch for a longer period then the earlier styles. Due to the increased size it applied a longer buttstock screw as well as a spacer. The swivel is mounted closer into the buttplate. This buttstock is currently utilised over the M16A4: Many https://danteqxixr.life-wiki.com/1087952/colt_python_6_for_sale_secrets