1. Square steel construction on handle bar set, stem & seat post set.
2. "Micro" adjustable slides system on seat and handlebar (no more holes limiting adjustment options!) height & forwards / backwards positions adjustment.
3. Ultra strong BB and flywheel axles.
4. Sealed bearings.
5. Crank: oversize forged, durable.
6. Flywheel- casting iron flywheel 20kgs with a certain equilibrium and momentum during wheel motion.
1. Tension control- multi-control different lightness & heaviness. Turn the knob to adjust (increase or decrease). 2. SPD pedals- optional. 3. Fixed wheel drive system. 4. Emergency stop by pressing down on knob, simply and safety. 5. Transport- PU wheel in front foot tube for easy moving. 6. Floor levelers- easy adjustment, the foot pad which under the foot tube for uneven floor surface. 7. Low maintenance & easy assembly. 8. Container load- 20feet: 115pcs / 40feet: 240pcs.