A*B Arms Mil-Spec Receiver Extension (Buffer Tube)

DESCRIPTION – ABABTA (A*B Arms Mil-Spec Receiver Extension – Buffer Tube)

The A*B Arms Mil-Spec Receiver Extension (buffer tube) is an aluminum buffer tube that can be used as an accessory for the various MOD*X chassis receivers and butt stock adapters.

• Mil-Spec buffer tube designed for the A*B Arms MOD*X™ receivers and adapters
• Aluminum receiver extension is made out of 6061 T6 and is Class III, hard-coat anodized
• Receiver extension has six adjustment holes