Variable Speed Throttle and Controller Kit with Top Speed Adjustable Limiter
Converts single-speed Razor bikes to have variable speed control and a top speed limiter.
Fits the following Razor models:
- MX350 Dirt Bike Version 37+
- MX400 Dirt Bike Version 37+
- SX350 McGrath Dirt Bike Version 1+
- RSF350 Sport Bike Version 1+
Installation Directions