The Spinning® P5 is the ultimate home Spin bike, maintaining the lightweight aluminum sliders and posts of the Performance Series, and adding a Fusion Drive™ Belt System that utilizes aramid fibers for strength and flexibility to deliver a smooth, silent, and virtually maintenance-free ride. The P5 comes with a 40 LB perimeter weighted flywheel, an open frame design that employs oversized commercial scale racetrack frame tubes for more durability, dual sided SPD pedals for to enable riding with either cycling shoes or sneakers, dual water bottle holder on handlebars which features a wide center section that is large enough to fit a computer, phone or tablet and it boasts a contoured sweat guard that channels sweat and moisture away from flywheel and drivetrain components, helping your bike last longer.