Sun Optics 1In. Sport Ring Med. Black Matte. These Rifle Scope Rings from Sun Optics have a wrap around design and use Torx cap screws and a picatinny style cross clamp screw to effectively and efficiently mount your Rifle Scope to your rifle. The wrap around design of the Sun Optics Military 1in Rifle Scope Rings provides a tighter fit and superior performance than other less wrap around Rings. For a reliable way to secure your scope choose the Sun Optics Lightweight 1in Lightweight Rifle Scope Rings. Specifications for Sun Optics Sport 1in. Rifle Scope Rings: Manufacturer: Sun Optics Tube Diameter: 1 in Ring Quantity: Pair Fabric/Material: Aircraft Grade Aluminum Mount Type: Weaver Gun Rail: Weaver Picatinny Features of Sun-Optics USA 1in Rifle Scope Mounting Sport Rings: Wrap around design Torx cap screws Picatinny style cross clamp screw Secure thumb nut Lightweight aircraft aluminum Package Contents: Sun Optics Sport 1in. Rifle Scope Rings Sun Optics SM054: 1In. Sport Ring Med. Black Matte