◆ - Sizes: 67X42mm. ◆ Apply to RC speed hydroplane,Shrimp boat. ◆ 1PC RC Hydroplane Angle Turn Fin With Screws and Nuts. it is fitted to the inside of the right hand sponson. Angling the blade off the vertical generates a small amount of downthrust, stopping the sponson from lifting out of the water.
This product would be ideal for individuals looking to upgrade the turning functionality of their RC hydroplane, utilizing the 67x42mm single fin as a replacement for its stock turning fin.