Can be rotated lock type metal screw strap buckle

Straps buckle 19 Name: a pair of strap buckle Model no. : buckle 19 Usage: accessories (assembly) The unique quick detachable design prevents the metal rotary body from touching the gun. Near-machining tolerances provide smooth and silent operation. A threaded swivel post for the stock and a front post with a nut. Super heavy rotation will be held for years of heavy outdoor use. Quick and easy installation. Includes two white spacers to ensure a secure tight fit and does not scratch a rifle or shotgun. Specifications: Material: metal Color: black Weight: net weight: 39G, total weight: 61G Size (ring width) : Include: 2 steel runner 1 x 1/2\" screws 1 x 3/4\" screws 2 white intervals