UTG PRO Mil-Spec 6 Position Receiver Extension Tube Kit
Leapers UTG PRO TLU001-KIT mil-spec receiver extension tube kit buffer tube assembly Includes, made in USA 6 Position Mil-spec Diameter Receiver Extension Tube for AR15 Rifles Carbine Buffer, Buffer Spring, Receiver End Plate, and Castle Nut. Extension Tube CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver. Finished in Matte Black Type III Class II Hard Coat Anodize. This mil-spec tube should be used with stocks like USGI, BCM, Colt, LMT, SOPMOD, VLTOR, Stag Arms, Magpul CTR (Mil-Spec Diameter), and others that are made to the Mil Spec dimensions.