AR Receiver Extension
Available in Mil-Spec and commercial variations.
Whether you're building from the ground up, or replacing existing parts, this is the receiver extension build kit you need. Includes M4 Buffer Tube, Castle Nut, TAPCO End Plate Sling Adaptor, Buffer, and Recoil Spring.
|16630||Mil-Spec Receiver Extension Tube Only||$29.99|
|16631||Commercial Buffer Tube Receiver Extension||$24.99|
|16809||Mil-Spec Receiver Extension Build Kit||$59.99|
|16810||Commercial Receiver Extension Build Kit||$54.99|