Wheels are heavy duty, polyurethane, Ø4” x 1 1/4″ wide with two sealed roller ball bearings per wheel. Support wheels are on a maximum of 16” centers, with two support wheels per pallet support assembly. Guide wheels are also on a maximum of 16” centers, with one guide wheel installed per pallet support assembly.
All wheel fastening shoulder bolts are Ø5/8” with 1/2-13 threads. Replaceable oil impregnated bronze flange bearings are installed inside the tang and clevis of the pallet supports to provide long life and ease of maintenance.