
CHANNEL ISLANDS - CI TECH 1 - M - 5FINS
Legendary Performance, Versatile Control
The iconic Al Merrick template meets honeycomb tech for a fin that adapts to your style. Medium flex, maximum response, and the freedom to ride thruster or quad—this is the fin set that performs when it counts.
Features:
- 4.50" (medium) fin size – Designed for riders 165lbs and under
- Five fin set – Ride as thruster or quad configuration
- Tech 1 honeycomb hexagonal core – Medium flex pattern for versatile performance
- Wide base for drive – Power off the bottom with more rake for big carves
- Finer tip for release – Smooth transitions off the top
- Signature CI smaller center fin – Frees up the tail for responsive surfing
- Futures ride # 4.6 – Perfect balance between spring and control
Material:
Polyester resin and fiberglass construction. Unique core reduces resin content and weight. Proprietary fiberglass weave and orientation is designed for maximum response and performance. Versatile high performance option.
SIDE FINS:
Depth: 4.52"
Base: 4.50"
Area: 14.99" ^2
Foil: Flat
CENTER FIN:
Depth: 4.36"
Base: 4.49"
Area: 14.63" ^2
Foil: 50/50
Ready to Upgrade Your Entire Setup?
→ Check out our latest surfboard drops and complete your quiver
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Legendary Performance, Versatile Control
The iconic Al Merrick template meets honeycomb tech for a fin that adapts to your style. Medium flex, maximum response, and the freedom to ride thruster or quad—this is the fin set that performs when it counts.
Features:
- 4.50" (medium) fin size – Designed for riders 165lbs and under
- Five fin set – Ride as thruster or quad configuration
- Tech 1 honeycomb hexagonal core – Medium flex pattern for versatile performance
- Wide base for drive – Power off the bottom with more rake for big carves
- Finer tip for release – Smooth transitions off the top
- Signature CI smaller center fin – Frees up the tail for responsive surfing
- Futures ride # 4.6 – Perfect balance between spring and control
Material:
Polyester resin and fiberglass construction. Unique core reduces resin content and weight. Proprietary fiberglass weave and orientation is designed for maximum response and performance. Versatile high performance option.
SIDE FINS:
Depth: 4.52"
Base: 4.50"
Area: 14.99" ^2
Foil: Flat
CENTER FIN:
Depth: 4.36"
Base: 4.49"
Area: 14.63" ^2
Foil: 50/50
Ready to Upgrade Your Entire Setup?
→ Check out our latest surfboard drops and complete your quiver





















