Hybrid bicycle / New, used once or twice Category: Hybrid Bicycles Luxury medical seat Size: 26 inches Frame: 17 inches steel Material: Stainless steel Number of speeds: 21 speeds (7 rear speeds and 3 front speeds) Gearbox: Original Shimano Foldable Shimano Shifter EF500-8 Front Derailleur TZ500 Rear Derailleur TY500) Shock absorber: 2 front shock absorbers The front one has a safety lock Brake type: Front and rear discs Pedal type: Aluminum alloy Product weight: 17 kg The bicycle is foldable