Product details:

Turn your bike into more than a fair-weather friend with the help of a Cycleops Mag Trainer. The perfect solution to getting in a ride when its too cold, wet or dark to go outside, the Mag sets up quickly and easily for on-the-spot spins. The Cycleops Mag Indoor Bike Trainer will turn your bike into a stationary bike so you can crank out your bike workouts even when mother nature is not cooperating.