Chain wheel CW15324 BIKE

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Crank Material :AL6061 Crank Finish:Hbk Crank length:170/172.5/175mm Gear:40/30/22T Inner chainring: steel Outer chainring: 3mm alloy/steel Outside bearing:24mm Compatibility:10S Chainline:50mm Bcd:96/64mm Q-factor:176mm