CA3 compatible quadrature PAS sensor. It comes with a split 12 - magnet ring designed for chainring mounting. Requires steel chainring bolts. Ideal for 74mm 5 - bolt and 64mm 4 - bolt cranksets, offering reliable performance for your bike.

Using this PAS sensor is easy. First, make sure your chainring has steel bolts as it's a must - requirement. Then, mount the split 12 - magnet ring onto the chainring. The sensor is compatible with CA3 and works well with 74mm 5 - bolt and 64mm 4 - bolt cranksets. When it comes to maintenance, keep it clean and dry. Avoid exposing it to extreme heat or moisture. If you notice any issues, check the connections to ensure they're secure.