6 Pieces Surfing Accessories No Tool Stainless Steel Fin Screw Thumb Fin Screw for Men Women Surfboard Surf Longboard Paddleboard and SUP

 

Features:

• ✅ Premium 316 Stainless Steel Construction – Made of marine-grade 316 stainless steel, these fin screws are highly corrosion-resistant, perfect for saltwater use and long-lasting durability.

• ✅ Secure & Wobble-Free Fin Attachment – Precision-machined M4 thread ensures a tight, rattle-free fit, keeping your surfboard fins firmly in place even during high-speed rides and turns.

• ✅ Tool-Free, Hand-Tightened Design – Ergonomic thumb knob lets you quickly install or remove fins by hand, no tools required for fast and hassle-free adjustments.

• ✅ Complete Hardware Kit – Each set includes the screw, square plate nut, and rubber O-ring gasket for a full, waterproof installation, preventing loosening and water intrusion.

• ✅ Fits Most Standard Surfboards – Universal M4 size works with most surfboards, SUPs, and paddleboards, making it a reliable replacement or upgrade part for all water sports enthusiasts.

 

Specification:   

[Condition]: Brand New

[Product Name]: Fin Screw

[Product Colors]: Silver

[Product Material]: 316 Stainless Steel

[Product Size]: 

- Thread Size: M4 

- Knob Width: 14mm 

- Knob Height: 8mm 

- Square Plate Thickness: 3.5mm 

- Shank Length (below plate): 20mm 

- Total Length: ~35mm

[Package Included]: 6pcs

[Application]: Universal   
 

Note:

The colors may be a little difference for the different monitor display. 

Please check as much as possible to make sure the item is the one that you need.

Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)