NightForce XTRM Unimount SR 30mm 1.35in 20 MOA Black. The engineers at Nightforce anodize all their Extended Unimounts so they are ready to go out on any project without waiting on the manufacturer to finish the black anodizing process. This enables the Nightforce Extended Uni-Mount to be true "nose to charging handle" so you can mount an optic close to your charging handle and get the lightest weight setup possible. With their 70-75 T6 construction and 1.35in height you can mount an offset scope with the Nightforce 30mm XTRM Extended Unimount w/ 20 MOA Cant. Specifications for NightForce XTRM Unimount SR 30mm: Manufacturer: NightForce Height: 1.35 in Fabric/Material: 70-75-T6 Aluminum Color: Black Tube Diameter: 30 mm Cant: 20 MOA Condition: New Finish: Anodized Hand: Ambidextrous Gun Type: Rifle Package Contents: NightForce XTRM Unimount SR 30mm NightForce A465: XTRM Unimount SR 30mm 1.35in 20 MOA Black