Energy Suspension 9.9170R Hyper-Glide Polyurethane Creeper Wheels (Set of 6) - 2" (50mm) - Red; Made of superior formulation Hyper-Flex™ polyurethane and uses high precision bearings. Experience little or no rolling resistance! The unique polyurethane material and design allows smooth, unimpeded rolling for indoor/outdoor ease of movement over cracks, washers, misc. debris, etc;.
