Chainwheels RA4-522C

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Chainwheels RA4-522C
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Chainwheels RA4-522C

RA4-522C

Crank: 170mm (Forged AL6061-T6 )
Chainring: 39/53T (39T Steel,53T Alloy)
BB:Taper Square 113mm/M8
Chain Line: 43.5mm
BCD: 130mm
Speed: 2x9s/2x10s

Crankset RA4-522C

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