1PK 4" Diameter Blue Diamond TPU Wheel Caster. With Double Ball Bearing Swivel, Black Powder Coated Rig, 2-5/8" x 3-3/4" Plate Mount And 300LB Load Capacity. Offers Soft And Resilient Non-Marking Blue TPU Wheels for Quiet And Smooth Rolling Over Most Surfaces. Roller Bearing Sealed Hubs For Long-Term And Trouble-Free Performance.
