The Receiver Extension for AR-15 is machined from 7075-T6 aluminum for tough dependability. Compatible with USGI, BCM, Colt, LMT, SOPMOD, VLTOR, Stag Arms, Magpul CTR, and any other MIL-SPEC stock.
Please Note: This buffer tube is not compatible with carbine and rifle buffers. Requires a rifle action spring and BCM MK2 buffer.
Features:
- MIL-SPEC Type III Class 2 hardcoat anodized
- 7075-T6 aluminum
- Compatible with BCM MK2 Buffer and Rifle action springs
- For AR-15/M16/M4 lower receivers
Made In USA.