AR15 6-position Receiver Extension Tube, Mil-spec


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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 Blue Type III Class II Hard Coat Anodize
Proudly Designed and Made in USA

Additional information

Weight 1 lbs
Dimensions 6 × 2 × 2 in

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