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Fins

At KSF, we offer a wide range of fins, including thruster, quad, single fin, and 2+1 setups to suit all types of surfboards, from shortboards to longboards.

58 Products
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Firewire Surfboards
The all-new Velox Fin Set is a rake template, and is the performance baseline for all Firewire Surfboards shapes.  More
The all-new Velox Fin Set is a rake template, and is the performance b...
C$219.00 C$219.00
 
 
C$149.00 C$149.00
 
 
FCS
The Christenson Nose Rider Fin is engineered for classic longboarding, offering exceptional hold and lift for prolonged nose rides and smooth trim. More
The Christenson Nose Rider Fin is engineered for classic longboarding,...
C$159.95 C$159.95
 
 
FCS
FCS II Skindog longboard fin in PC + AirCore, designed with Ben Skinner for speed, stability and control. Ideal as a single fin or with side bytes for... More
FCS II Skindog longboard fin in PC + AirCore, designed with Ben Skinne...
C$109.95 C$109.95
 
 
Firewire Surfboards
Rob Machado’s 2 + 1 Futures fin set blends twin fin glide with a small trailer for thruster-level control. Enables tight arcs, rail-to-rail transiti... More
Rob Machado’s 2 + 1 Futures fin set blends twin fin glide with a sma...
C$189.95 C$189.95
 
 
FCS
The FCS II Connect GF 8" is a versatile, high-performance longboard fin designed for speed, drive, and responsiveness. Made from durable Glass Flex, i... More
The FCS II Connect GF 8" is a versatile, high-performance longboard fi...
C$54.95 C$54.95
 
 
FCS
Fin key for surfboards fin box. Works with FCS and Futures More
Fin key for surfboards fin box. Works with FCS and Futures
C$3.00 C$3.00
 
 
C$149.00 C$149.00
 
 
FCS
FCS II Christenson single fin for mid-lengths and longboards. Stiff, durable Performance Glass construction with smooth glide, strong drive, precise c... More
FCS II Christenson single fin for mid-lengths and longboards. Stiff, d...
C$139.95 C$139.95
 
 
FCS
FCS II Christenson Mid Tracker single fin for mid-length boards. Smooth, controlled Performance Glass fin with tool-less adjustment. More
FCS II Christenson Mid Tracker single fin for mid-length boards. Smoot...
C$139.95 C$139.95
 
 
FCS
Balance of speed, flow and response. Suitable for all conditions. More
Balance of speed, flow and response. Suitable for all conditions.
C$129.00 C$129.00
 
 
Firewire Surfboards
The performance sweet spot between Twin and Keel templates. More
The performance sweet spot between Twin and Keel templates.
C$179.00 C$179.00
 
 
FCS
FCS II single fin for mid-lengths and hybrids. Delivers smooth glide, control and clean lines with Performance Glass construction, semi-stiff flex and... More
FCS II single fin for mid-lengths and hybrids. Delivers smooth glide, ...
C$119.95 C$119.95
 
 
Firewire Surfboards
Rob Machado 3‑fin Futures set designed for punchy, hollow surf. Carbon and bamboo construction yields progressive flex—stiff base, flexible tip—... More
Rob Machado 3‑fin Futures set designed for punchy, hollow surf. Carb...
C$179.95 C$179.95
 
 
FCS
FCS II Side Bytes PG for Midlengths - Clear More
FCS II Side Bytes PG for Midlengths - Clear
C$99.95 C$99.95
 
 
Firewire Surfboards
The Firewire Manncave Fin Set is a high‑performance fin package engineered for surfers who demand speed, precision, and total control. More
The Firewire Manncave Fin Set is a high‑performance fin package engi...
C$219.00 C$219.00
 
 
FCS
FCS II Skindog side bytes in PC + AirCore, designed with Ben Skinner to add speed, stability and control to a 2+1 setup. Lightweight, responsive and i... More
FCS II Skindog side bytes in PC + AirCore, designed with Ben Skinner t...
C$119.95 C$119.95
 
 
FCS
Thomas Bexon's new signature single fin holds the perfect amount of release and drive. More
Thomas Bexon's new signature single fin holds the perfect amount of re...
C$139.95 C$139.95
 
 
Firewire Surfboards
An all-around blend of hold, drive, release, and control, designed by Macy & Rob Machado. More
An all-around blend of hold, drive, release, and control, designed by ...
C$139.00 C$139.00
 
 
FCS
The Christenson Fin is engineered for classic longboarding, offering exceptional hold and lift for prolonged nose rides and smooth trim. More
The Christenson Fin is engineered for classic longboarding, offering e...
C$159.95 C$159.95
 
 
FCS
Radically different side & center fin templates create a powerful fin set with ultimate speed & drive. More
Radically different side & center fin templates create a powerful fin ...
C$199.00 C$199.00
 
 
Endorfins
An upright fin set with incredible pivot, designed by 11x World Champ, Kelly Slater. Compatible with Single Tab boxes (Futures). More
An upright fin set with incredible pivot, designed by 11x World Champ,...
C$169.00 C$169.00
 
 
Showing 1 - 24 of 58
Fins

Surfboard fins play a crucial role in your surfing performance. Whether you're using thrusters for sharp turns, quad fins for added stability, or single fins for smooth, classic surfing, each type of fin is designed to meet specific needs. Made from fiberglass, carbon, and composite materials, our fins ensure durability, responsiveness, and top performance. Explore our collection and find the perfect fins for your surf style and skill level.

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