Key Specifications: 1. Transmission: belt drive and 1pc crank chain 2. Brake system: with leather brake system 3. Regular knob for seat post high adjustable 4. Resistance system: Rub resistance adjusting system 5. Maximum load: 150kg Package: 8. Net weight: 50kg 9. Gross weight: 55kg 10. MEAS.:1160*880*380cm