The 20" Ground-Zero pad holder is for the 20" floor machine. This pad holder can be used on 17" floor buffer. All of the pad holders have an acrylic adhesive Velcro hook, 1.25" riser and a universal clutch plate. It holds an assortment of pads for stone polishing, top scrubbing, and vinyl wax removal. This is a 45lb weighted pad driver.
Prestige Floor and Carpet Care LLC