Feature:1. Shock Absorbing: Mooring springs act as powerful shock absorbers on mooring warps, reduce shock loads on both your boat and pontoon.2. Function: Boat docking mooring spring help to reduce stress cracking around cleats and can also be used when anchoring.3. High Quality Material: Damper snubber spring is made of high quality 304 stainless steel material, rustproof, high hardness, rugged and durable.4. Safety: Snubber spring has a high safety performance, can prevent overload, and will not maintain a stretched state when overloaded to avoid damage.5. Easy Installation: Easy to install, no other tools are required, convenient for using, save your time and energy.Specification:Item Type: Mooring SpringMaterial: 304 Stainless steelSize: Diameter: Approx. 5mm/ 3/16inLength: Approx. 270mm/ 10-5/8inFitment: Fit for boat, yacht.Package List:1 xMooring Spring