Buy the Nautilus U514 Upright Exercise Bike at Amazon for $399.00, after $150.00 instant off, and Through August 15, 2010, save an additional $50.00 at checkout (Special Offer). Free shipping. Upright exercise bike for the home with 16 resistance levels and 20-pound flywheel; 7 profile courses, 2 programmable user profiles, 20 total programs; 4 Polar heart rate programs, with telemetry, grip and chest belt (included); Powerful fan, and multi-point seat and console adjustments; oversized deluxe pedals; 300-pound maximum user weight. Close