Features: Constructed with marine grade nylon, this rope clamp securely grips ropes from 3-6mm/3-12mm diameter and features quick tension adjustment. The ball bearing systems ensures smooth operations with minimal effort, while the reinforced nylon construction withstands saltwater corrosions. Tested to endure extreme marine conditions, this corrosions resistant cleat clamp delivers long lasting performances as critical sailing accessories and boat deck hardware. Essential for securing dock lines during mooring, adjusting rigging tension on sailboats, or managing anchors ropes in coastal and sea. Designed for boaters, sailors, and fishing enthusiasts seeking safe marine hardware for sail control and deck organization. Specifications: Materials: Nylon Color: As The Picture Shows Styles: Small/Large (Optional) Small Size: approx.48x24mm/1.88x0.94in Large Size: approx.64x28mm/2.51x1.10in Package Includes: 1Pc Rope Clamp note: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!