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

Smooth SeriesLow profile design allows 360° 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 10° incrementsSecondary twist control offers variable drag adjustment and can be tightened down to lock in place