Talley 1 in Screw Lock Detachable Ring Low Color Case Hardened Color Case. The ring base is machined in chromoly steel and has a matte black case hardened finish. Should the need arise replacement glass can be accomplished with ease. You don't have to go to the expense of purchasing a new scope to get a reliable Talley one inch screw lock detachable ring you can upgrade your scope to one inch by purchasing the separately sold ring cap. With a carbine gas system the one inch ring will give you the additional holding power you need. A one inch ring is the most versatile ring you can buy. An alternate use for this ring is as a backup ring for those times when you need to temporarily secure your optics or if you wish to exchange your optic of choice. Specifications for Talley 1 in Screw Lock Detachable Ring Low Color Case Hardened: Manufacturer: Talley Finish: Matte Ring Height: 0.3 in Tube Diameter: 1 in Ring Quantity: Pair Fabric/Material: Chromoly Steel Weight: 4 oz Country of Origin: USA Package Contents: Talley 1 in Screw Lock Detachable Ring Low Color Case Hardened Talley CCH200003: 1 in Screw Lock Detachable Ring Low Color Case Hardened Color Case