UL-19 Oval Racing Turn Fin Upgrade 436 SS Version 1.1

  • $ 24.99
  • Save $ 5.00


Version 1.1  of a direct fit curved turn fin for the popular UL-19 RTR Pro Boat Hydroplane.  Curved turn fins are what works well on today's oval racing RC sport hydroplanes!  This fin is based on our best seller 20 size fin blade design.  Blade width at s 2.5" and blade depth top of blade to bottom of hook is approximately 3"  This fin was designed to be a direct bolt on upgrade for your UL-19 hydro.  Make your UL-19 Proboat corner like it's on rails!   This fin will enable you to go wide open around the turns, and hold the pins!

This fin features:

  • Rugged 0.048" blade thickness
  • One piece design
  • Pre-Sharpened leading edge
  • Awesome cornering!
  • 436 high grade stainless steel
  • Laser precision cut
  • Laser cut mounting holes to fit UL-19 OEM bracket
  • Press brake formed curved section
  • Made in USA!


These fins are very sharp, customers must use caution to avoid cuts!

*Note International customers: No returns, warranty or exchanges!

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