4KN Aluminium Heavy Duty Single Rope Pulley Block, for 8 12mm Rope, Climbing Pulley with Ball Bearing Structure, Smooth Rotation, Proof, High Strength, Sturdy

Features:1. The inside is provided with a spring for easy one-hand to operate.2. This pulley is constructed with premium aluminium, anti-, high strength and sturdy.3. Suitable for 8-12mm rope.4. Fine polish ensures , providing smooth and quick rotation to greatly reduce friction.5. Widely used in mountaineering, hoisting, caving, rescue, aerial work, heavy objects, etc.Specification:Material: 7075 aviation aluminumPull force: 4KN (about 400KG)Applicable rope diameter: 8-12mmPulley type: ball bearing structureScope of application: mountaineering, hoisting, caving, rescue, aerial work, heavy objects, etc.The static tension of the pulley: 25KNRolling force: 12.5KNLifting force: 4KNPackage List:1 * Pulley

• Smooth : Fine polish ensures a leveling , providing smooth and quick rotation to greatly reduce friction, making it easy to operate with one hand.
• Premium Aluminium Construction: Made of high-quality 7075 aviation aluminum, this pulley is anti-, high strength, and sturdy, ensuring long-lasting durability.
• Versatile Application: Suitable for 8-12mm rope, widely used in mountaineering, hoisting, caving, rescue, aerial work, lifting heavy objects, and more.
• High Load Capacity: With a pull force of 4KN (about 400KG), this pulley can handle heavy loads, making it a great choice for demanding tasks.
• Ball Bearing Structure: Features a ball bearing structure for enhanced performance and reliability, ensuring smooth and efficient in various conditions.