Tunturi F90. Versatile adjustments make the F90 suitable for all adult shapes and size, with simple operation console with oversized digits in the display, adjustable training targets for perfect goal oriented exercise. HR receiver in built recovery heart rate evaluation in 60 seconds. Emergency break and free wheel ensure total training safety with sturdy stable construction that really takes a pounding. Large heavy flywheel gives dynamic and smooth pedalling at all resistance levels. The perfect warm up bike in the attractive and practical Tunturi design.