- 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
- Proudly Designed and Made in USA
- Material - Aluminum
- Height - 1.45"
- Length - 7.25"
- Weight - 4.0 oz
- Color - Black
Limited Lifetime Warranty