High quality replacement caster set for Magliner Platform Truck and U-Boat caster 130078. Listing is for two (2) Service Caster Series #30 rigid casters with a 8" diameter, 2" wide polyurethane tread set on a polyolefin core wheel. Supports 2,000 total pounds (lbs.) at 1,000 pounds (lbs) per caster. Non Marking/Non Marring.