Features 1、Designed to hang objects of weight to lighten the load. 2、Smooth operation and low wear, good bearing capacity. 3、High strength bearing wheel, sturdy structure, durable and reliable. 4、Easy to operate and maintain, high work efficiency. 5、Professional manufacturing bearing wheel with heat treated, high reliability. Specification Features: Designed to hang objects of weight to lighten the load. Smooth operation and low wear, good bearing capacity. High strength bearing wheel, sturdy structure, durable and reliable. Easy to operate and maintain, high work efficiency. Professional manufacturing bearing wheel with heat treated, high reliability. Specification: Condition: 100% brand new Package List: 1* Bearing Wheel Package List