General description 20Pcs Stainless Steel M25 Pulley Block is designed for efficient lifting and towing applications. Made from high-quality stainless steel, these pulleys are built to withstand rust and wear, ensuring durability and longevity. The solid structure and shock light treatment enhance their strength, making them suitable for various uses. Technical specifications Material: Stainless steel Type: M25 Pulley Block Quantity: 20 pieces Compatibility and accessories Compatible with inner and outer ropes or cords for flexible sliding pulley operation. Installation Easy installation for large kayaks and other applications. Fixed top design for straightforward rope handling. Usage Suitable for large kayaks, canoes, factories, construction, shipping, mining, household tasks, garage use, machine loading, curtains, clotheslines, and dog pulley systems.