The Sightmark 30mm Fixed Cantilever Mount is a fixed mount design that fits 30mm riflescope tubes. The 30mm mount is constructed from a durable 6061-T6 aluminum with a matte black, non-reflective finish. The 1 in. forward offset allows for proper scope mounting which provides correct eye relief on an AR-15.
Centerline Height 1.5/38.1 in/mm
Diameter, Ring 30mm
Material Aluminum 6061-T6
Mount Type Picatinny
Torque Spec for Mount Hex Nut, in-lbs 70-80
Torque Spec for Socket Head Screws, in-lbs 19-22
Weight, oz 5.9