Large Surf Ski Venturi.
 
- A high flow, low drag venturi to increase water drainage from the cockpit.
- A proficient paddler will empty a cockpit in 45 to 60 seconds depending on speed.
- Only a single venturi is required. 
- Similar drag to the smaller Venturi pair.
- Approximately 120mm in length.
 
Made from High Quality PLA.
Designed, Tested and Manufactured in Auckland, New Zealand.