Garelick EEz-in 99036 360 Degree Positive Lock Swivel Spider Mount, Smooth Stanchion, Silver Powder Coat Finish

Smooth SeriesLow profile design allows 360A of rotationAnodized aluminum slide plate has standard 5" x 12" hole pattern mounting holesRotation is regulated by dual locking devices - lift the positive lock lever to rotateDrop the lever to lock in place in 10A incrementsSecondary twist control offers variable drag adjustment and can be tightened down to lock in place