This is the Gear Set for the Futaba BLS251 Brushless Heli Rudder Servo.     
                                                                               
FEATURES: Restores servo operation to like-new condition                       
          Metal final gear assembly with two bearings                          
          Nylon 1st, 2nd, and 3rd gears                                        
                                                                               
INCLUDES: One Final Gear                                                       
          One First Gear                                                       
          One Second Gear                                                      
          One Third Gear                                                       
                                                                               
REQUIRES: Disassembly of servo