Designed for biking enthusiasts who appreciate a combination of high quality & a sporty, stylish design, the Pro Form 250 SPX indoor cycle features an 18kg (39.6lbs) flywheel & a quietly fluid belt drive system ensuring realistic cycling experience. A manually adjustable natural wool felt resistance system lets you quickly change workout intensity with a simple turn of the knob, whereas a padded, adjustable saddle & non-slip, multi-grip handlebars allow for a natural riding position. The bike has a quick stop braking feature for immediate stops & starts whenever needed.