This is the Gear Set for the Hitec HS-765HB Sail Winch Servo, HRCM3765.

FEATURES: Replaces worn or damaged gears and restores proper performance Constructed of Karbonite resin that is four times stronger than standard nylon gears

INCLUDES: 1st, 2nd, 3rd and Output Gears

REQUIRES: Disassembly of servo to install  

BOX DIMENSIONS: 3.00" W. X .75" H. X 4.00" L. BOX WEIGHT: .02 LBS.