CHANNEL ISLAND - CI TECH 1 - M - 3FINS

Precision Engineering for Progressive Surfing

The iconic Al Merrick template meets honeycomb innovation. Designed for riders who demand versatility and control, this thruster set delivers medium flex and maximum response across all conditions.

Features:

• 4.50" (medium) fin size – Optimized for riders 165lbs and under
• Thruster fin set – Classic three-fin configuration for all-around performance
• Tech 1 honeycomb hexagonal core – Medium flex pattern for versatile surfing
• 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 turns
• 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 Match These Fins with Your Dream Board?

→ Discover our newest surfboard arrivals and elevate your setup