Galfer Speed Sensor Magnet – For All Types of E-Bikes! This magnet activates the speed sensor on E-Bikes and E-MTBs, ensuring reliable and accurate speed measurement while riding. Designed for easy installation on: 6-bolt rotors (models MG001 and MG002) Center-Lock rotors (model MG003) A dependable solution for seamless integration with your e-bike’s motor system.
