UTG Pro TLU001KIT Receiver Extension Kit MilSpec AR15 6 position Black Hardcoat Anodized Aluminum Rifle

The utg mil-spec receiver extension tube kit is made from 6061-t6 aluminum with rolled threads and a matte black hard coat anodized finish.Included is a 6 position extension tube carbine buffer buffer spring receiver end plate and a castle nut.Made in the usa.Rails: Black Hardcoat AnodizedType: Buffer AssemblyFirearm Type: Receiver Extension KitMaterial: Mil-SpecFinish: Aluminum