3 Inch Soft Rubber Roller Blade Style Chair Caster Wheels
Amazon.com: ABSLIMUS 4 inch Heavy Duty Casters, Lockable Bearing Plate Caster Wheels with Brakes, 360-degree Swivel Casters for Furniture and Workbench Cart, Set of 4, Load 1800lbs (Free Screws and a Spanner) :
Hooded Castors And Pedestal Roller Castors | JET PRESS