1. Home use.
2. Chain direct drive system.
1. Square steel construction on Handle bar set, stem & Seat post set. 2. "Micro" adjustable slide system on seat and handlebar (no more holes limiting adjustment options). Height & forwards/backwards positions adjustment. 3. Flywheel-casting iron flywheel 18kgs with a certain equilibrium and momentum during wheel motion. 4. Tension control, multi-control different lightness & heaviness. Turn the knob to adjust. (increase or decrease). 5. SPD pedals (optional). 6. Fixed wheel drive system. 7. Emergency stop by pressing down on knob, simply and safety. 8. Transport: moving wheel in front foot tube for easy moving. 9. Floor levelers: easy adjustment, the foot pad which under the rear foot tube for uneven floor surface. 10. Low maintenance & easy assembly. 11. Container Load: (1) 20feet: 115pcs. (2) 40feet: 240pcs.