UTG AR15 BUFFER TUBE 6 POSITION MIL-SPEC SET

UTG AR15 BUFFER TUBE 6 POSITION MIL-SPEC SET

6-position Mil-spec Diameter Receiver Extension Tube for AR15 Rifles

Extension Tube CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver

Underwent the Tightest Tolerance Controls for a Secure Fit and Function with Various Collapsible Stocks

Finished in a Matte Black Type III Class II Hard Coat Anodize

Includes Mil-spec 6-position Extension Tube, Recoil Buffer, Buffer Spring, Receiver End Plate, and Castle Nut