Feature:1. Easy To Use: Spring hatch holder made of 304 stainless steel, supports lids up to 20lb, move to support position when opened and bend to release support and close.2. Premium Material: Made of rustproof stainless steel, sturdy and strong, not easy to deform and crack, prevents overstretching of spring during normal use.3. Versatile Application: Suitable for bait well, fore hatch, door, and hatch, ideal for both indoor and outdoor use including yachts and boats, meets your usage needs perfectly.4. Heavy Duty Design: Constructed with high strength stainless steel, stable and reliable, essential for maritime work, not recommended for windy conditions while sailing.5. Easy Installation: Installation of the spring hatch holder is a breeze. It's designed to be user friendly and does not require any professional tools for mounting.Specification:Item Type: Spring Hatch HolderMaterial: Stainless SteelSpring Hinge Coil Length: 82/5 InchSpring Diameter: 7/16inInstallation: Requires 4 M4 screws (not included)Description: Suitable for cabin doors. Triangular bracket end. High grade stainless steel. Essential for boats and yachts. An excellent helper for maritime workApplication: Not recommended for applications where the hatch is windy and the spring is overextended while the boat is underway..Package List:1 x Spring Hatch Holder