Vltor Carbine Receiver Extension Buffer Tube 5-Position Mil-Spec Diameter AR-15 Aluminum Black

This Vltor AR-15 Carbine Receiver Extension Tube incorporates 5 different Length of Pull Positions and is compatible with any Mil-Spec Diameter Collapsible AR-15 Stock. The tube is manufactured to strict military specifications from Impact Extruded 7075-T6 Aluminum and given a Hard Coat Anodized Finish, ensuring a consistent and highly durable product capable of withstanding the extreme conditions present on an active battlefield. Also compatible for use with the LR-308 / SR-25 platform if paired with the correct buffer and buffer spring components (sold separately). Notes: This receiver extension buffer tube is NOT compatible with any of the Vltor A5 Recoil System parts. It is for use with standard AR-15 Carbine action components only.