• 1>This rock climbing pulley is made of 7075 aviation aluminium, which is anti rust, high strength and durable.
• 2>Heavy duty,can withstand a pulling force of about 4KN, the side panels can prevent the rope from slipping, super reliable, and ensure your climbing safety.
• 3>Fine polishing ensures a smooth surface, which can provide smooth and fast rotation, greatly reduce friction.
• 4>The inside is provided with a spring for easy one hand operation.Single swivel pulley is suitable for 8-12mm rope.
• 5>This premium aluminium pulley is widely used in mountaineering, hoisting, caving, rescue, aerial work, heavy objects, etc.