CURT Adjustable Channel Mount with Dual Ball (2 in. Shank, 14,000 lbs., 6 in. Drop) Tools Cordless Anti vibration handle for reduced user Anti vibration handle for reduced user fatigue spun fiber 3M disc aggressively removes paint yet is gentle on surfaces Operating the disc on its edge removes stubborn paint chips Operating the disc flat will smooth and feather the paint edges for an ideal surface for repainting Open web disc design minimizes the loading up of paint and dust Flex disc system conforms to contours to provide consistent results on uneven surfaces Multiple hand positions ease user hand fatigue Use different hand positions for safety when you are sanding while on a ladder Mounts on trailer hitches with a 2 in One Year Parts)