Commercial-spec 6-position Extension Tube, Black
$21.41
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6-position Commercial-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 Length : 7.795" Weight: 5.0oz Color: Black
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