4kn Rope Pulley Assembly Aluminum Heavy Duty Single Rotation Wire Rope Crane Suitable for Rope Climbing Pulleys of 8-12mm

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

• Internal spring design: Equipped with springs inside, this design makes one handed easy and convenient, without the need for manual cooperation, allowing for easy completion of related
• High quality aluminum pulley: This pulley is made of high-quality aluminum material, which has excellent performance, high strength, long service life, and can be used stably for a long time
• Suitable for ropes with a diameter of 8-12 millimeters: This pulley is suitable for ropes with a diameter of 8-12 millimeters, and all ropes within this range can be matched to achieve the best results
• Fine polishing: After fine polishing treatment, the surface of the pulley is very smooth. It can provide smooth and fast rotation during use, greatly reducing frictional resistance
• Wide range of application scenarios: Its application scope is very extensive, and it can be used in various fields such as mountaineering, lifting, cave exploration, rescue, high-altitude , and heavy lifting