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Model:24M021
Speed:21sp
Frame: HI-TEN steel special frame
Fork: Suspension fork
Rim: Alloy double wall rim 36H
Gear system: SHIMANO system(ST-EF51/RD-TZ50)
Chainwheel & crank: 24/34/42T
Tyre: DIAMOND 24*1.95 tyre and tube
Brake: Alloy disc brake
Other: alloy stem; KMC chain; 31.8 thick handlebar / one-pc waterproof BB set