Perfect for use with turbo trainers or a second bike the cateye strada cadence kit includes a revised tool free rear wheel mounting fitting kit and a tiny crank mounted cadence magnet plus stem and handlebar mounts with cateye computers now having more functions than ever before it is now possible for you to swap your cateye computer easily with no messing around with un tying and tying wires to your bike frame this little kit stops you from forking out twice as much on a new computer