If you already own a Power Tap, Power Tap Pro, or Power Tap SL system and are interested in using your system on a second bike, this is what you need. This kit includes a receiver, the rubber pads and zip ties you need to mount the sensors, and a battery. Once you've installed this on your second bike, you'll just need to mount the Power Tap computer head and install the Power Tap wheel.This kit is compatible with all wired Power Tap models. Model 7022, does not include cadence sensor.