soozier foldable indoor bike trainer stationary bicycle stand for riding exercise 26 28 700c wheels quick release skewer front wheel riser block included blackRegardless of the weather outside, you can stay in shape in the comfort of your own home using your bike! This Kinetic Bicycle Trainer offers wind resistance at its finest. It offers quite effective indoor training with a strong, well supported frame, and does it at a reasonable cost. The trainer hooks up to just about any bike including road and mountain bikes, but requires a tire size of 26" to 28" or 700C wheel. Fine tune to your wheel and tire