3" Heavy Duty Caster Wheels Locking Metal Swivel Wheel Swivel Rubber Set of 16Caster Wheels, Casters, Set of 3 Inch, Rubber, Heavy Duty, Threaded Stem Mount Industrial Castors, Locking Metal Swivel Wheel, For Carts, Furniture, Dolly, Workbench, TrolleyDescriptionINSTANT MOBILITY: set pack of threaded casters wheels with wide non-marring thermoplastic rubber wheels (3" height x about 13/16" thickness) that quickly attach to small and medium sized utility carts, barbeque grills, shelving units, and other items commonly found in workshops, garages, kitchens, and offices.150 LB LOADCAPACITY PER WHEEL. Each caster supports 150 lbs. of load. half of the casters have brakes while all of them swivel 360-degree pivoting action for smooth wheeling on hard, smooth surfaces such as concrete with very low dragging. Double lock mechanism of both swivel and wheel rotation ensures stability.QUIET MOVEMENT ON HARD SURFACES: A solid solution for easily positioning your steel stand to any desired area.Withstands rigorous use in warehouses, shops, restaurants, schools, and hospitals. Really helps moving it without inducing vibration, rattling, squeaking, and other hazards and annoyances.DOUBLE LOCK MECHANISM: The swivel dual lock caster kit is the perfect solution for easily positioning your steel stand to any desired area in your shop. Double lock mechanism locks both the wheel and the swivel bearing at the same time, which is essential for safety.This set includes 16 total and 3 handy tool to use. see pics.