Warne Super High X Skel 30mm Black Mount 1.9inch High rusa deer hunting For vertical adjustment simply loosen For vertical adjustment simply loosen the clamp screw and rotate around the mounting tube to the vertical angle required Withstands 500 hours in ASTM humidity test and 96 hours in ASTM salt spray test Warne's one piece QD XSKEL cantilever mount features Patent Pending Dual Quick Detach levers and is constructed from 6061 T6 aluminium for a lightweight and rigid foundation The QDXSKEL gives you a generous forward cantilever making it the best MSR scope mount for an LPVO and 24 56mm objective scopes while reducing weight with its skeletonized design and the Return to Zero performance known for Warne