Features MAIN FUNCTION --- This Pulley Block is designed to hang objects of weight to lighten the load, will provide you best use experience. HEAVY DUTY --- Our Single Pulley Block has 0.3T lifting weight, smooth operation and low wear, will be your useful helper. HIGH QUALITY --- Professional manufacturing pulley block with heat treated and high reliability, can be reused for a long time. STABLE PERFORMANCE --- High strength pulley block, sturdy structure, durable and reliable. SIMPLE DESIGN --- Easy to operate and maintain, high work efficiency. Features: Designed to hang 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. Easy to operate and maintain, high work efficiency. Professional manufacturing pulley block with heat treated, high reliability. 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 1* Pulley Block