$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
$69.95 Phase 5 Weapons Systems HEX AR-15 Pistol Buffer Tube Complete Assembly Aluminum Matte Black Add to Cart
$57.95 Bravo Company Mil-Spec Carbine Stock Hardware Mounting Kit Aluminum Black BCM-STOCK-HARDWARE-KIT Add to Cart
$31.99 Timber Creek Outdoors AR-15 Mil-Spec Buffer Tube Flat Dark Earth Cerakote AR BT FDE Add to Cart