Blackburn Trakstand Mag 3

The Blackburn Trakstand Mag 3 is a highly popular, entry-level indoor bicycle trainer. It features 3 quiet magnetic resistance settings, dual adjuster cones, and a foldable, heavy-duty steel frame. It is designed to quickly convert your standard road or mountain bike into a stationary indoor exercise bike. Folds relatively flat (to about 7 inches) for easy, compact storage.Compatibility: Features dual-adjuster cones making it highly compatible with 26" to 700c wheel sizes.