Product Overview
Features:
- 6-position Mil-spec Diameter Receiver Extension Tube for M Series 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 Bronze Type III Class II Hard Coat Anodize
- Proudly Designed and Made in USA
