The cycleops classic supermagneto trainer is a progressive magnetic resistance trainer that provides a quiet and frictionless ride this trainer is super versatile in the fact that it can take four different types of ride easy road interval and mountain this can help you in a hard training session a cool warm down or a pre race warm up the trainer has a large fly wheel which re creates and incredible road like feel to achieve the most efficient traction on the trainer there is a clutch kn