The Nordic Track GX 4.4 Pro exercise bike features a 9kg (19.8lbs) effective inertia flywheel with 25 levels of digital Silent Magnetic Resistance which can be easily changed with One Touch™ Controls, & the machine provides plenty of training variation with 30 pre-set programmes, as well as i Fit (30-day Free i Fit trial included) which allows for cycling around the world on famous routes & in beautiful scenery. The GX 4.4 offers comfort-providing customisation including a cushioned saddle which can be adjusted vertically & horizontally. There is a readable 5’’ backlit display showing your cycling data, & for entertainment, the bike comes with a music port & built-in speakers. The ergonomic pedals can be optimised as well to ensure an effective & comfortable biking experience.