The SAI SUPER RUDDER for the Vibe Shearwater 125 is here! Solid metal construction combined with an oversized lower end give you the rudder authority you need for tight turns and to fight current. Included parts are - Aluminum Rudder with stops. - Replacement Floating Rudder To install, remove stock rudder and floating block. Using a 3mm allen wrench install the included screws into the new floating block through the holes in the main rudder assembly. Be careful to not over tighten the screws! Slide your Super Rudder in place from the bottom of the assembly and install the rudder retract system from your stock rudder.