
CHANNEL ISLAND - CI UPRIGHT - XL - 5FINS
Speed, Control, and Precision in Every Turn
The CI Upright five fin set delivers immediate start-up speed and tight pocket performance for surfers who demand responsiveness. Its upright thruster template and raked trailers create the perfect balance between drive and release, letting you push hard through vertical turns while maintaining freedom of movement.
Features:
- Upright Template: Promotes snappier turns and faster transitions for tight pocket surfing
- Tri-Quad Versatility: Switch between thruster precision and quad speed depending on conditions
- Full Robust Profile: Base-to-tip design allows hard pushing without sacrificing maneuverability
- Ideal Conditions: Punchy, hollow waves and vertical surfing where immediate acceleration matters
- Size: XL - designed for powerful surfers and larger boards
- Compatibility: Hybrid, step-down, and high-performance shortboards
Looking for the Perfect Board to Match Your Fins?
→ Discover our latest surfboard drops from the world's best shapers and find your ideal setup for maximum performance.
Original: $182.00
-65%$182.00
$63.70Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Speed, Control, and Precision in Every Turn
The CI Upright five fin set delivers immediate start-up speed and tight pocket performance for surfers who demand responsiveness. Its upright thruster template and raked trailers create the perfect balance between drive and release, letting you push hard through vertical turns while maintaining freedom of movement.
Features:
- Upright Template: Promotes snappier turns and faster transitions for tight pocket surfing
- Tri-Quad Versatility: Switch between thruster precision and quad speed depending on conditions
- Full Robust Profile: Base-to-tip design allows hard pushing without sacrificing maneuverability
- Ideal Conditions: Punchy, hollow waves and vertical surfing where immediate acceleration matters
- Size: XL - designed for powerful surfers and larger boards
- Compatibility: Hybrid, step-down, and high-performance shortboards
Looking for the Perfect Board to Match Your Fins?
→ Discover our latest surfboard drops from the world's best shapers and find your ideal setup for maximum performance.

















