Features Stainless Steel Material: Made of Premium Stainless Steel Material, The Pulley Block Is Strong, Durable, Wear Resistant, Corrosion Resistant, Not Easy to Deform. Fine Workmanship: Well Crafted with Fine And Smoothly Appearance, Burrs Free, No Damage to The Rope And Other Tools, Reliable to Use. 360° Rotation: Each Pulley Block Can Rotate 360 Degrees. Prevent The Rope from Tying. The Rope Pulley Rotates Flexibly, Works Stably And Reliably, And Reversing Is Effortless. Strong Bearing: Our Pulley Block Has Excellent Bearing Capacity, Bearing 400kg, Suitable for Elevator, Etc. Wide Application: Single Pulley Block Set Is Widely Used for Lifting, Boat Deck, Towing, Fitness, Hanging Wheels, Camping, Mountaineering, Equipment Gear, Machine Loading, Etc. Specification: Item Type: Single Pulley Block Set Material: Stainless Steel Single Bearing Capacity: Approx. 400kg / 881.8 lb Specification: M50 Type: U shaped Package List: 3 x Single Pulley Block Package List 3 x Single Pulley Block