100/200mm Heavy Duty Industrial Swivel Casters with Brake

100/200mm Heavy Duty Industrial Swivel Casters with Brake Heavy duty PU castors are made of highrength steel, with advantages of high strength, wear resistance,  not easy to deform. Suitable for high-int transportation occasions. Specifications:  1) Wheel diameter: 4" 5'' 6" 8" Heavy Duty Caster 2) Wheel Width: 20 24 30mm Industrial Caster Wheels   3) Load Capacity: 100 130 185kg Industrial Caster    4) Material: PU Polyurethane Caster Wheels  5) Bearing: Double Bearing  6) Fixed / Swivel / Brake (can be with side brake or total brake)  7) Color: Gray Features:Anti-aging,quient,vibration damping,environmentally friendly material,salt spray test 500 hours.