This is the Metal Gear Set for the Hitec HS-755MG Servo, HRCM1315.

FEATURES: Replaces worn or broken gears in the HS-755MG servo

INCLUDES: One each 1st, 2nd, 3rd and output gear

REQUIRES: Disassembly of servo  

BOX DIMENSIONS: 2.25" W. X 1.00" H. X 3.00" L. BOX WEIGHT: .06 LBS.