Set of 4 replacement 2" threaded stem casters with locking brake.
Each casters max loading up to 150LBS, set max loading up to 600LBS.
Set of 4 caster wheels with double locking brake. Made of Polyurethane and Steel, 2" Black PU rubber wheel keep quiet and wear-resistant, quite movement on hard wood floor without scratch and no noise.
Casters are great replacement for mechanical industries, shipment carts Furniture Dolly Workbench Trolley etc.