Superior than most of Light duty China caster. Steel bracket is more sturdy, durable. PP wheel is formed of excellent material that can last very long. PP wheel is hard so it will not be deflated under loads in long time.

Features an ABS plastic frame that is very resistant to external forces, wear and tear, water and detergents. The caster has a unique locking system that is beautiful and the force handling is significantly lighter than similar products. PU wheel are smoothly and noise reduction.