sako TRG scope mount, 30mm Diameter, Low height, Phosphate finish - Tactical rifle scopes/30 mm tube diameter. - Mounts up to a 50mm objective scope - 3-optilock rings for reliable fastening of heavy, large rifle scopes. - Can be removed and remounted without change in POI. - Steel construction, with polymer inner ring collars. - Surface finish: Phosphatizing. - Integral front attachment for mirage strap. - Base with 0.5 and 30 MOA forward angle iadjustment for long range shooting Sako TRG 30mm Low Scope Mount S151F922