Stainless Steel Groove Sliding Wheel Roller Track with Bearing Pully Block Heavy Duty for DIY Attachment Lifting Track

Size: Wheel diameter: 48mm, 68mm;Type: V-type, U-type, H-type; A variety of sizes are available for you to choose from. High Quality: It is made of durable hard 304 stainless steel, manufactured by strict process, strong, reliable, waterproof, and will provide you with the most convenient work. Usage: Simple and practical rollers, use gravity and skating for lifting work, designed to use ropes or ropes to hang heavy objects or reduce loads indoors and outdoors. Compared with other pulleys, pulley wheel support plate is thicker, the wheels are stronger and the bearing capacity is stronger. Application: It is widely used in the traction work of wire rope or other rope tools, suitable for the production of various small cranes, fishing systems and pulley models.