Features 【Premium Material】Designed to h-ang objects of weight to lighten the load. 【Useful Tool】0.3 T lifting weight, smooth operation and low wear. 【Sturdy and Durable】High strength pulley block, sturdy structure, durable and reliable. 【Easy to Use】Easy to operate and maintain, high work efficiency. 【High Quality】Professional manufacturing pulley block with heat treated, high reliability. Features: Designed to h-ang objects of weight to lighten the load. 0.3T lifting weight, smooth operation and low wear.  High strength pulley block, sturdy structure, durable and reliable. Specification: Condition: 100% brand new Model: #01 half sheathed bearing with ring, #02 half sheathed bearing without ring, #03 fully enclosed bearing without ring (Optional) Package List: 1* Pulley Block Package List