STOCK/SPORT class (choose the motor as per competition rules) of 1/10th , 1/12th On-road (i.e. competition touring car or drift, F1, Mini car, and etc.) and Off-road (i.e. buggy, 2WD SCT & truck) racing, Normal Training, and Rock Crawlers (21.5T & 25.5T only).

Features Xerun Justock XR10:

• Zero-timing Design

• Built-in polarity protection

• RPM speed limit function
  

• Built-in capacitor module

• Built-in BEC supporting high-voltage steering gear

• Single-button Programming & Factory Reset

• Regular Firmware Updates Free of Charge

• User-friendly and convenient for set-up

• Support bi-directional motor movement
  

Features Motor Justock 3650 21.5T G2.1:

• Great Construction

• Cool Look & good heat dissipation

• Linear & smooth control

• Re-buildable design

• Copper solder tabs

• Compatible con XR10 Juststock ESC

• Complied with EFRA, ROAR Rules