... ,vehicle positioner ,go jack ,wheel dollies,dolly wheels,perfect jack for moving ... tread widths up to 12". Sold in sets of four. The Easy Roller provides a technician with ... environment. Just position an Easy Roller at each wheel of a vehicle weighing up to 6,000 lbs and ... protecting the shop floor from damage.2 wheel dolly ,vehicle positioner ,go jack ,wheel dollies,car mover ,moving dolly,dolly wheels ...