• Free "NO TOOL" Fin Screw: Easy to install and use, it only takes you two minutes to manually screw on, no tools at all
• Great Value PackInclude 3PCS Stainless Steel Fin Screw
• Strong Compatibility:Fits All Surfboard Fin Boxes For Longboard, SUP,Single Fin,Paddleboard
• A rubber O-ring to eliminate loosening while surfing.
• GUARANTEE:If you have any questions,please contact our service team to solve your problems at any time.