Description
Replacement swivel caster wheel for Gemini convertible trucks and Six Wheel Folding Platform Truck Extension.5inch x 1-1/4 inch gray flat tread, polyurethane.Polyurethane is best for heavy loads, outdoor, or warehouse surfaces due to hard compound.Compatible with 131020/131020B (polyurethane) caster assembly, and 131030/131030B (thermoplastic rubber) caster assembly