Premium materials: surfboard screws are made of high quality stainless steel, are not easy to rust and more durable in fresh water or salt water. It can also prevent corrosion.Silicone ring design: the combination of the black silicone ring between the screw and the plate makes the surfboard screw more stable and extends the life of the product.Easy to use: the tail fin screw is a hand-tightening screw that can be tightened directly by hand. It is convenient to use without using other tools. You can also use a Phillips screwdriver to easily tighten the surfboard screw.Wide range of applications: this surfboard screw is suitable for most surfboard standards and can be used on surfboards and paddle boards. This is the perfect gift for yourself and friends.Widely use: Suitable and suitable for all standard surfboard center fins such as longboard, SUP and paddle board. Slide in the lamellar box, insert the lamella, screw in, tighten with a flat-blade screwdriver.Screw length: 3cm/ 1.18 inchMaterial:stainless steelcolour:SilverPackage Contents:4 Sets x screwsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.