Garmin Speed Sensor 2 and Cadence Sensor 2 Bundle brand_serfas Locking Battery & Charger

Locking Battery & Charger

2019    SJ FSR ST WMN    SJ FSR ST WMN 29

Self-seating magnet snaps back into place

Cassette / Cog:  Shimano Nexus Premium 8-speed internal gear hub

A trip at night is now safer as the fabric enhances your visibility and makes your presence highly visibly

Garmin Speed Sensor 2 and Cadence Sensor 2 Bundle brand_serfas Locking Battery & ChargerMonitor your speed and cadence as you ride with these easy to install wireless sensors. With no magnets or other exposed parts to line up, these sensors are easy to install, maintain and move between bikes. The Speed Sensor 2 attaches to the hub of either wheel and self calibrates with your Edge cycling computer or compatible Garmin device to give you accurate speed and distance The Cadence Sensor 2 fastens to any size crank arm and measures pedal