Come flying off the mark with the Lifespan Fitness SP-460 M2 Spin Bike. Our TrueSpin� Precision flywheels are balance tested to guarantee riders the smoothest and most stable experience. With an 18kg flywheel, the SP-460 M2 carries significant momentum and provides a more consistent cadence. Find unlimited resistance at the turn of a dial to simulate the steepest climbs and fastest sprints. GENERAL Commercial Grade Cast Iron 18kg Flywheel Unlimited Resistance Chain Drive train Transport wheels Seat adjustable up and down, forwards and backwards 125kg Max user weight/height Tubular Steel Frame DIMENSIONS AND WEIGHT Occupancy Size: 128 x 51 x 120cm (L x W x H) COMPUTER AND PROGRAMS LCD display Shows time, distance, calories, speed, rpm, pulse Assembly Required: This product comes partially assembled in a box with assembly instructions included.