Do you transport your pallet jack in the back of your truck, prevent the jack from shifting, rolling or damaging the sides or gate. Easier than lashing strapping it down, this pallet jack rubber wheel stop anchors the pallet jack in place in a moving vehicle to reduce product, trailer, and pallet damage that causes freight claims from runaway pallet jacks. Heavy duty rubber with a base is what is needed for traction in a trailer or on sloped surfaces. Fits most pallet trucks, pallet jacks, skid jacks, and pump trucks that lift and transport pallets or skids of goods. Other brands lack the rubber base, and the jack could roll away. This wheel chock weighs in at 5 pounds. Almost twice the light duty competition.