PAS Sensor for direct mount on Chainring
Plug & Play Cycle Analyst V3, compatible with 10V Standard, 12 Pole Magnet Split Ring and Pedelec Sensor for chainring mount. For 74 mm 5 bolt and 64 mm 4 bolt chainrings, steel chainring bolts are recommended.
Connector PINs contacts: 5, Cable length: 90 cm
Once you start to pedal, this sensor activates the motor as support. PAS Sensor from King Meter, Model KM74C