Speed: 21Speed
Frame: Aluminum Alloy Frame
Fork: 38tube Shock absorber Fork
Paint: High quality paint
Handlebar: Black Carbon steel Swallow handlebar
Stem: Aluminum alloy Stem
Brake handle: aluminum alloy
Disc Brake: Aluminum alloy Disc Brake
Rim (5 Choice):
Four-corner aluminum-alloy rim
Aluminum Alloy High Spokes wheel
Magenisum Alloy 3 Spokes Wheel
Magenisum Alloy 6 Spokes Wheel
Magenisum Alloy 10 Spokes Wheel
Tire:26*2.125
Chain:Positioning chain
Tower wheel:7 plates Positioning tower wheel
Roulette:Position 3 plates roulette
Saddle:High quality thick saddle
Seat Tube:28.6*300 Steel tube
Axis:Sealed axis
Pedal:Special Pedal
Shifter:51-7
FD:30
RD:50
Quick release:Aluminum-Alloy, 31.8, Quick release
Package: 85%SKD,1pc/carton