STINGRAY STEALTH HYDROFOILS

StingRay Stealth Hydrofoil are the only one with dual angle of attack. 
The first one increases thrust and fastens on plane up. 
The second rises max speed and stabilizes the boat. 
StingRay Hydrofoil are the best and the most sold world stabilizer built of hydrophilic water-absorbing material that eliminates friction. 

StingRay Hydrofoil Stealth: 
Inreases top speed and stability 
Hidden no-drill attachment 
On plane up to 50% faster 
Reduced bow rise 
Stops porpoising 
Wipes out cavitation 
Stabilizes the boat eliminating chinewalking 
30-40% Fuel efficiency increase