Leapers UTG PRO Mil-spec 6 Position Receiver Extension Tube Kit - Matte Black
- 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
- Proudly Designed and Made in USA