攻被做爽了3p_91精品国产91久久_国产区综合另类亚洲欧美_另类重口调教女虐女

Model: 20M005
Frame：Steel frame
Fork: Suspension
Handle bar: Dowhhill handle bar
Handle Stem: One-pc stem
Rims: Alloy double wall color rims
Hubs: Six-pin disk hubs
Chainwheel: 42T with double cover
Shifter：SUNRUN grip shifter
Rear derailleur：SUNRUN
Freewheel：14-28T index 6pcs
Tires & tubes： 20*2.125 
B.B.set：3T Chromium-molybdenum steel
Chain: KMC
Pedals: PC pedals
Brakes: V brakes