$59.95 Phase 5 Weapons Systems AR-15 Pistol Buffer Tube Complete Assembly Aluminum Matte Black Add to Cart
$44.89 LBE Unlimited AR-15 Mil-Spec Complete Carbine Receiver Extension Assembly Kit Matte Black Add to Cart
$22.89 TacFire AR-15 Mil-Spec Carbine Buffer Tube Kit With Standard End Plate Black MAR047-A Add to Cart
$69.95 Phase 5 Weapons Systems HEX AR-15 Pistol Buffer Tube Complete Assembly Aluminum Matte Black Add to Cart
$57.00 CMC Trigger Corporation AR-15 Mil-Spec Compete Buffer Tube Assembly Matte Black Finish 81626 Add to Cart
$33.89 CMMG AR-15 Receiver Extension MK4 Mil-Spec Diameter Aluminum Hard Coat Anodized Finish Matte Black Add to Cart
