Dual Pickup Rudder Blade for the ProBoat UL-19. We have reduced the length of the rudder to increase both the performance and handling. Features: CNC machined billet aluminum construction and anodized in black or silver. Rudder Blade Length 90mm Includes: Dual Pickup Rudder BladeAvailable in BlackRequires: Adding a second 1/4" water line (pn# ose-tubing-1/4-clear) and a water outlet. Installation of rudder & water line.