Fin Screw M6x40 Unifiber UF600000250

Fin Screw M6x40 Unifiber UF600000250

Description:

The Unifiber Fin Screw M6x40 (UF600000250) is a precision replacement fastener designed to securely attach fins, blades and foot pockets for watersports equipment. Machined from marine-grade stainless steel, the screw provides excellent corrosion resistance and long-term durability in saltwater environments. Its M6 x 40 mm dimensions suit many common fin assemblies and offer a reliable, low-profile connection that resists loosening during active use. The clean finish and accurate threading ensure smooth installation and consistent clamping force, helping maintain blade alignment and propulsion efficiency. This spare part is ideal for keeping your fins performing at their best with minimal maintenance and quick on-board repairs.

Key Features:

• Marine-grade stainless steel construction for superior corrosion resistance
• M6 x 40 mm sizing for broad compatibility with fin blades and foot pockets
• Precision machining and accurate thread tolerance for secure, vibration-resistant fastening
• Smooth finish reduces risk of snags and wear on surrounding components
• Low-maintenance, long-lasting replacement part for saltwater and freshwater use
• Easy to install with standard M6-compatible tools
• Compact, lightweight design that maintains original fin balance and performance

Specifications:

Manufacturer: Unifiber
SKU: UF600000250
Material: Marine-grade stainless steel (AISI 316 equivalent)
Size/Dimensions: M6 x 40 mm (thread diameter 6 mm, length 40 mm)
Weight: Approximately 10 g
Color: Polished stainless steel (silver)
Size: M6 x 40
Category: Spare Parts
Age Group: Adults
Gender: Unisex

Recommended Use:

Ideal for recreational and advanced watersports users who need a dependable replacement fastener for fins, blades, and foot pockets. Best suited for activities such as snorkeling, freediving, kitesurfing and general paddle sports where reliable fin attachment affects propulsion and control. Performs well in both calm and open-water conditions, including regular exposure to saltwater. Recommended to carry as a spare on trips and pair with appropriate tools (M6 hex/driver) for quick field repairs.