Home / Parts / Buffer Tubes and Kits / Toxic Mil-Spec Steel end plate View cart “Toxic Mil-Spec Steel castle nut” has been added to your cart.Continue shopping Toxic Mil-Spec Steel end plate$399 Toxic Mil-Spec Steel end plate quantity Add to cart Category: Buffer Tubes and Kits Product ID: 2403 Description Description Mil-Spec AR-15 Receiver Extension / Buffer Tube End Plate Related products Toxic Mil-Spec Steel castle nut $395 Toxic Mil-Spec buffer tube for pistol w/ pad $1795 Out of stock Sale! KVP AR-10 308 CAR SS TUNGSTEN BUFFER 5.6 OZ. $5999 $3999 Sale! Complete Pistol Buffer Tube assembly $6999 $3495