North Sonar HM Carbon Mast
Ultimate Stiffness. Pure Connection. Zero Compromise.
The North Sonar High Modulus (HM) Carbon Mast is the pinnacle of performance for foilers who demand precision, control, and direct connection to their hydrofoil. Built using high modulus carbon fiber, this mast offers unmatched stiffness and responsiveness, eliminating flex for ultra-precise feedback whether you’re carving, pumping, racing, or landing powered moves.
Available in 75cm, 85cm, and 95cm, the HM Carbon Mast dramatically improves pump efficiency, speed control, and responsiveness under load. Its monocoque one-piece design eliminates joints and weak points for the stiffest and most direct ride possible, while maintaining an impressively lightweight profile.
Ideal for advanced riders in wing, kite, prone surf, tow, pump, and downwind disciplines, this mast provides a locked-in feel and allows your skills to fully shine.
Why Riders Choose the HM Carbon Mast
- Maximum stiffness for direct feedback and pure control
- Improved pump efficiency for downwinders and dock starts
- Reduced flex under load for powerful turns and high-speed stability
- Ultra-lightweight yet incredibly strong
- Effortless glide and acceleration in all water states
- Clean hydrodynamics and reduced drag from precision foil section
Features
| Feature | Description |
|---|---|
| Monocoque Construction | Single-piece design with no glued joins for max load transfer |
| High Modulus Carbon Fiber | Exceptional stiffness with minimal flex at any speed or power level |
| Optimized Profile | Streamlined shape for minimal drag and clean release |
| 165x90mm Bolt Pattern | Compatible with all industry-standard foilboards |
| Sonar GeoLock Compatible | Integrates securely with North’s GeoLock system for tight, load-bearing mast-to-fuselage connection |
| Sizes Available | 75cm, 85cm, 95cm |
| Included with Mast | Premium Mast Cover, GeoLock Mast Bolt Pack, Torx T40 Tool |
Best For
- Advanced and Expert Riders
- Riders prioritizing speed, pump power, and precision
- Foilers in wave, race, big air, downwind and freestyle
Choose Your Size
- HM75: Best for shallow water, surf, tow-in, or tight carving
- HM85: Ideal for all-round wing, surf, and freeride
- HM95: Maximum control and glide at speed, great for downwind and race
Upgrade Your Ride
Pair the HM Carbon Mast with North’s Sonar C700 Carbon Fuselage, MA, HA, or DW series front wings, and a light stabilizer for a performance setup that delivers elite-level results.
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