Pre-order now for delivery in 10 weeks. The WaterRower M1 HiRise is a full commercial model with a slightly higher entry point (500mm/20") than the M1 LoRise (300mm/12"). The frame is constructed from powder coated aluminum. Get this Amazing Deal Today FREE S4 Monitor FREE P.C. Connection cable (New USB version) FREE WaterRower Commercial Warranty Upgrade to 3 years (on registration of rower) FREE Membership to WeRow - WaterRowers newest on-line software and an online rowing community with exercise recording and logging software specially for WaterRower Owners (broadband enabled PC required). Rowing has long been recognised as the most complete aerobic exercise: Works 84% of the muscle mass- more than any other exercise, rowing recruits all major muscle groups Maximises gain, minimise time - derive maximum benefit from an all body workout and burn more calories in less time Kind to the body - no impact or load on the joints, suitable for all, young or old, male or female, big or small,