Home / Parts / Buffer Tubes and Kits / Toxic Mil-Spec Steel end plate 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 buffer tube for pistol w/ pad $1795 Sale! Toxic Arms Mil-Spec Carbine Stock Hardware Kit $5999 Original price was: $5999.$2995Current price is: $2995. Sale! TOXIC ARMS COMPLETE BUFFER TUBE KIT W/ SPRING END PLATE CASTLE NUT $5999 Original price was: $5999.$3999Current price is: $3999. Sale! AR RECEIVER BUFFER TUBE KIT KIT MK2 $5999 Original price was: $5999.$4999Current price is: $4999.