Chainwheels RA3-721C

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Chainwheels RA3-721C
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Chainwheels RA3-721C

RA3-721C

Crank: 170,172.5,175mm (Forged AL6061-T6)
Chain ring: 39/53T (AL-7075.CNC)
BB: Taper Square 113mm/M8
Chain Line: 43.5mm
BCD: 130mm
Speed: 2x9s/2x10s

Crankset RA3-721C

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