4 Inch Heavy Duty Casters, Set of 4 Wheels (2 Rigid & 2 Swivel with Brakes), Polyurethane Material on A Cast Iron Core, 3,200 Lbs Total Load Capacity, Ideal Industrial Grade Casters
The casters set of 4 heavy duty consists of 2 rigid and 2 swivel with brakes. The rigid wheels are installed in front of the equipment to keep the direction fixed, the swivel with brakes are at the rear and can be rotated 360 degrees to change the direction.
The industrial casters with high-strength bracket and dual roller bearings, each caster wheel can bear a maximum weight of 800 Lbs.
The heavy duty caster wheels are made of iron in the casting process. The outer layer is coated with anti-rust paint, and the core wheel is covered with 5.8 mm PU by insert molding. They are durable, making no noise and leaving no tread marks on the ground even under heavy loads.
The set of 4 locking casters has 2 swivel wheels with safety brakes that can lock the wheels and the swivel at the same time.
We have prepared M10 specification bolts and locking nuts. You can assemble the heavy duty wheels to the equipment by yourself.