StrideRide 9r Disk: Hybrid elliptical stepper outdoor cardio bike StrideRide enables a full body, non-impact, cardio workout in the outdoors StrideRiding a fun and exciting form of exercise that burns calories 40% faster than a bicycle, decimates boredom and builds lean muscle mass StrideRides riding position reduces stress on the back, neck and shoulders while providing the rider with perfect pain free ergonomics Riders can change up their workouts "on the go" from glutes to quads with deep or shallow strides via our Patented Ergo drive system One size fits all; StrideRides 9.5 inches of handlebar adjustment enables riders from 5'2" to 6'4" a perfect fit