Feature:1. Stainless Steel Construction: Crafted from premium stainless steel and nylon, the pulley set offers exceptional strength, wear proof, and durability, not easy to deform.2. Smooth Operation: Featuring a sheave spin bearing with minimal friction, our pulley provides effortless rope operation, reducing noise and enhancing the efficiency of your sailing or kayaking experience.3. Versatile Accessory: With a maximum rope width capacity of 10mm, our pulley is suitable for a wide range of applications, including sailboats, kayaks, and canoes, making it a versatile addition to your outdoor gear.4. Reliable Replacement: Engineered as an ideal replacement for damaged or worn kayak pulleys, our pulley ensures dependable performance, providing peace of mind during your aquatic adventures.5. Precise Dimensions: The pulleys measure 98mm in length and 52mm in width, ensuring precise compatibility with your existing hardware and offering a secure fit for optimal performance.Specification:Item Type: Marine PulleyMaterial: Stainless Steel, NylonSize: Approx. Length: 98mm/3.85in, width: 52mm/2.05inRope Maximum Diameter: Approx. 10mm / 0.39inUsage: Sailboats, Kayaks, Canoes.Package List:2 x Marine PulleyNote:The locking feature that the product comes with is a locking of the pulley orientation, not a locking of the wheel rotation.