CMMG 55CA67D Pistol Tube Assembly Black Includes Ambi Sling End Plate Fits AR-Platform

The CMMG Pistol Tube Assembly includes the basics needed to convert adjustable position buffer tubes on AR pistols to a smooth sided pistol tube. Simply re-use your existing buffer spring and castle nut. Kit includes: Pistol Buffer Tube Ambi Sling Receiver End Plated