🏆【Easy to carry】: Measure 14 * 14 * 3mm (0., 55 * 0., 55 * 0., 12) for plates. O-ring to eliminate loosening while surfing. M4 Stainless Surf Screws Longboard Sliding Fin Lixada Surfboard Fin Screw & Plate Kit - 3 Sets 304 Stainless Surf Hardware Specifications: Material: 304 stainless steel , Model: M4, Screw size: 4 * 30., 85mm / 0., 16 * 1., 21in, Thread length: 17mm / 0., 67in, Plate size: 14 * 14 * 3mm / 0., 55 * 0., 55 * 0., 12in, Item weight: 9g / 0., 3oz (One Pack) This Fin Plate and Screw set features a standard 8/32′′ thread, designed to fit all standard stand up paddle board center fin boxes 🏆【Application】: It is widely used in mechanical equipment, electronic equipment, communication equipment, hardware lighting, building bridges, furniture decoration and other related industries. Fits industry-standard fin boxes. It has good toughness and impact resistance, corrosion and aging resistance, and can be used for many years. A perfect and must-have replacement fit for long board surfers. It is designed to move a fin back or forward, install fins in a perfect position., Package size: 12., 5 * 8 * 1cm / 4., 9 * 3., 1 * 0., 4in , Package weight: 28g / 1., 0oz , Package List: , 3 * Screw , 3 * Plate SUP fin screw. ISUP Standup Paddleboard Fin Screw | UK. Wetsuits & Dry Bags Always keep extra screw and fin plate in your paddle bag for replacement. Plans sold in Florida are underwritten by Oscar Insurance Company of Florida. Plans sold in New Jersey are underwritten by Oscar Garden State Insurance Corporation 🏆【High-quality, durable and durable】: The surf screw is made of high-quality 304 stainless steel, which is durable and not easy to rust.