Premium Material: These thumb fin screws are made of premium 316 stainless steel, anti-rust, corrosion resistance, sturdy and durable for use.
No Tool Needed-Just tighten manually, no tool required, easy to install and convenient for use.
Specifications-M4 Screw Thread Length 20mm/ 0.79", Total length 35 mm/ 1.38", the square nut thickness 3.5mm/ 0.14"
Applications-These no tool Stainless steel fin screws are compatible with most boards, fit SUP, longboard, single fin and paddleboard. Not suitable for Starboard & Naish paddleboards.
Description
Specifcations:
Product Name: No Tool Surfboard Fin Screw M4
Material: 316 stainless steel
Color: Silver
Fit SUP, longboard, single fin and paddleboard,
Not Compatible with Starboard & Naish paddleboards.
Package List:
Fin Screws x 6
Square Nuts x 6
Rubber O-Rings x 6