The CycleForce Swing is a superpower trainer for cyclists who want to train on power, get more power and who want to see results fast. The unit consists of an extra large flywheel with a diameter of 125mm and a very powerful magnet. Folds flat for easy storage Features: Fits to over size and standard handlebars Patented High Power Resistance unit (900 watts at 40kph) ideal for ultra hard interval training Inverted 'A'-frame design 10 levels of resistance Quick release roller mechanism Foldaway Balanced 1.7kg flywheel Includes Original box and instructions Quick release skewer Front wheel