Manufacturer Description

This is the Great Planes ElectriFly 20mm Ammo Gear Drive.
The motor attaches to the mount and the prop attaches to the gear drive.


FEATURES:
For 20mm Ammo Motors and most other 20mm In-runner motors
High-precision spur and pinion gear for quiet operation
Dual ball bearing-supported output shaft
Standard 10x10mm stick mounting system


INCLUDES:
One gear drive
All assembly hardware
Prop saver
Two different pinion gears 10T and 12T
64T spur gear


REQUIRES:
Attaching to the motor shaft


SPECS:
Length: 1.84" (46.7mm)
Width: 1.66" (41mm)
Weight: .42oz (12g)
Motor output shaft dimension: 2mm
Prop adapter shaft dimension: 3mm
Gear ratios included: 5.3:1 and 6.4:1
5.3:1 with 12T pinion and 64T spur
6.4:1 with 10T pinion and 64T spur