Osprey Global Osprey Global One Piece Mount for up to 30MM Scope Bodies Black. The one piece 30MM design makes it easy for installation and the added level feature ensures proper mounting. Fits a wide array of Osprey scopes including but not limited to the CP3942IRF/MDG 1-6x24 1-4x24 SD6x42MOA SD4x32MOA 4x32CB(w/ shims) CP3-9x40MD(w/ shims) SD1.5-5x32MDG(w/ shims) and SD2.5x20DP(w/ shims). Specifications for Osprey Global One Piece Mount for up to 30mm Scope Bodies: Manufacturer: Osprey Global Height: 2.27 in Fabric/Material: Aluminum Alloy Color: Black Tube Diameter: 30 mm Length: 2.83 in Width: 1.8 in Features of Osprey Global One Piece Mount for up to 30mm Scope Bodies With Additional Shim Pieces to fit smaller body tubes Package Contents: Osprey Global One Piece Mount for up to 30mm Scope Bodies allen wrench Osprey Global MT-OSP-1PCCOMP: Osprey Global One Piece Mount for up to 30MM Scope Bodies Black