Description:

【Durable】: RC Metal Axle Gear is Made of metal, which is more durable and sturdy, practical.
【RC Car Replacement】: RC Front Rear Axle Gear Kits is a nice replacement for your old or broken parts.
【Easy to Install】: RC car accessory is easy to install, suitable for enthusiast, professional . 
【Applicable Model】 RC car upgrade parts, for 1/12 MN128 MN86 MN86S Crawler Truck.
【Upgrade Your RC Car】: This metal upgrade front and rear axle gear set is choice for enhancing the performance of your remote control car, providing smoother operation and better overall driving experience.

Size Chart:

30T outer diameter:2.8cm/1.10inch
12T outer diameter:1.4cm/0.55inch

Package Includes:

2 x 30T Front Rear Axle Gear
2 x 12T Front Rear Axle Gear

Note:

Please allow slightly errors due to manual measurement and different monitors.