4 in. Polyurethane Swivel Caster

This impact-resistant polyurethane caster runs smooth on rough, chip-littered floors, oil and grease. This polyurethane caster stands up to heavy use

SE6543-MPU-RB 4 x 4 Swivel Caster with Threaded Stem, Polyurethane Tread Wheel

Industrial Grade 5x 2 Polyurethane Swivel Casters Set of 4 - 4000LB – Essentials Hero

Haul-Master 3 in. PVC Swivel Caster - Yahoo Shopping

Medium Duty Casters, Medium Duty Casters direct from Foshan Panda Hardware Co., Ltd. - Furniture Casters

6 X 2 Heavy Duty Caster Set of 4-2 Swivel Casters and 2 Rigid Casters

4 x 2 Economy Swivel Caster with Polyurethane Wheel — Cass Hudson Company

HFS(R) 4 Pack 4 Inch Caster Wheels Swivel Plate Stem Brake Red Polyurethane

4 Swivel Caster - 1/2 Bolt Hole - Non Marking Polyurethane Wheel with Total Lock

DH Casters & Wheels - 4 inch