and high quality
Fine workmanship: fine workmanship, looks very beautiful.
Easy to use,Easy to replace

Applicable models: for 94103 / 94103pro / 94107 / 94107pro / 94111 / 94111pro / 94170 / 94170pro
for 17T and 21T apply 94111PRO 94111
for 26T applies 9410794170, 94123, 94103
for 64T steel gear 1, 10 tram general
Aperture: 3.17mm
Color: As Shown
Material:Metal

Package Contents:
1x for RC Car Upgrade Parts kit