Sunny☀ 2PCS / 3PCS Tool-free Stainless Steel Longboard Fin Screws and Plate No Tool Surfboard Screws
This longboard fin screw and plate compatible with most boards, easy to tighten against the rubber ring, no tool required, and stainless steel construction is rustproof for long time service. 
Feature:
2 packs a set.
No tool needed: Tighten the screws against the rubber ring easily with your hands.
Anti rust: Stainless steel construction with great rust proof action. 
Compatible: Fit most single fin board like, SUP, longboard and paddleboard.
Specification:
Material: Stainless steel 
Quantity: 2pcs / 3pcs (optional)
Package weight: 19-28g / 0.6-0.9oz
Package List:
2 * Screws with Plate