Monitoring those figures during a run rather than after it is what lets you catch a motor overheating or a pack running down before it becomes a failure

Supports motors measuring up to 60mm in diameter

Great spare for the field or workshop

USB programming capability via Castle Link USB adapter (not included)

ARRMA ARA320738 Front Rear Bumper Set XO-1 Parts Monitoring those figures during aThis ARRMA front and rear bumper set provides the complete bumper system for the Mojave 4S platform the first line of defense on a desert truck built to hit things at speed. The Mojave's bumpers work with spring loaded mounts to deflect on impact and reset, spreading crash energy before it reaches the chassis. Both front and rear bumpers are included, molded from tough, flexible composite that bends through hits that would shatter rigid plastic.