Features Free Swivel: allows 360 degree free swivel, pulley block ensures smoother transmission without tangling, safe and stable. Robust in work: thanks to the robust structure, the swivel pulley has a large load capacity of up to 150 kg, ideal for heavy objects. Wide use: can be flexibly applied to camping, hiking, fishing, equipment, fitness, hanging wheels, mountaineering, etc. STAINLESS STEEL: Mainly made of premium stainless steel, the pulley block is also rustproof and very durable for long time use. Easy to Install: Comes with compact size and light weight also, the pulley block can quickly complete the installation. Specification: Item Type: Double Pulley Material: stainless steel Bearing capacity of single pulley block: approx. 150 kg/330.69 lbs. Specification: M25 Type: U-shaped Package list: 2 x double pulley Package List 2 x Double Pulley