Specification TypeWired controlColorBlackMaterialSteel iron PlasticMax Bearing150KGResistance7 speed AdjustableSuitable Wheel Size24 29 Product Size58x46x32cmFeatures 7 speed Adjustable reluctance foldable training platform No Magnetic Resistance Micro resistance regulation Complete kit to finish installation Suitable for city bikes mountain bikes or road bikes Fits 24 29 inches or 700C bike wheels with quick release Also designed to offer effective and convenient indoor fitness Wired control just the resistance generated by the weight of the resistance device itselfPackage included 1 x Bike training platformNotice Please allow slight dimension difference due to manual measurement Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail Due to different producing batches product details might be a little different If you minding the difference please buy it carefully Due to the light and screen difference the item s color may be slightly different from the pictures Thanks for your understanding