Black & Decker Wm536 Workmate (type 11) Spare Parts SPARE_WM536/TYPE_11 from Spare Parts World
Amazon.com: Stanley STA40400-XJ Workbench Clamping Element Compatible with Black+Decker Workmate WM100, WM825, WM550, WM536 and WM301 (Set of 4) : Industrial & Scientific