Industrial Grade Kayak Canoe Nylon Self-lock Rope Cord Tensioner Runner Cleat Boats Spare Parts- 2 Pack self-lock rope clam cleat cord lockFeatures:Size: approx 4.4x1.3cm/1.7x0.5 inch.Strong resistance and in saltwater circumstance.Suitable for the cord no more than 4mm, screw bolt diameter 3mm.Great accessories for tensioning boat marine yacht ropes.Easy to adjust while sailing- to maintain the perfect sail Specifications: Material: nylonSize: approx 4.4x1.3cm/1.7 x 0.5 inchPackage Includes:2xSelf-Lock RopeNote:Please allow 1-3cm 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.