Our custom designed Machined Rear Stock is one of a kind that adds to any custom rifle or pistol conversion. It has two holes for modular mounting on any ACE type mounting adapter or folding adapter. It has a slot on the rear of the stock for a thin sling, our 2 Point Slim Assault Sling (Black) in our slings section is a perfect fit. The stock is 8.5" in length and has a jet black anodized finish. Fits our Rear Stock Folding Mechanism. Finished in Matte/Flat Black Anodize. weighs about 15 ounces.