Top plate / Threaded stem gray caster wheels is perfect design for rough road, shock absorption and silence . Thermoplastic rubber TPR grey caster are more durable quality than rubber caster wheels.
Pattern on the Copolymerization Material coat makes the wheels moves more stable, it is a good choice for your wed surroundings because Copolymerization Material wheel is waterproof.
Heavy Duty Nylon Caster Wheel With Double Brakes is suitable for varies applications, such as hang trolley, machinery etc. It is water proof and durable.