Xspec Fluid Exercise Bike Trainer Stand with Fluid Resistance Indoor Bike Cycling Stand Converts your regular bicycle into an indoor resistance trainer! Fluid power band technology offers a much wider resistance range over lesser quality magnetic trainers Infinite resistance curve ensures increased wattage as you increase speed Lets you ride your bike any time of day or night, regardless of weather! Self-cooling mechanisms keep the unit performing better, longer Smooth and powerful Fluid Resistance for the most realistic, road-like feel Self-cooling mechanisms keep the unit performing better, longer Easy set up in minutes,  Quick-Lock bike mount and custom skewer included Folds easily for compact storage Holds up to 330 lbs Fits most road 700C and 26&#034; bikes with quick release. (Does not fit 29&#034; or larger wheels)