Chainwheels RA5-621B

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Chainwheels RA5-621B

RA5-621B

Crank: 165,170mm (AL6061-T6 CNC)
Chain ring: 39/53T (Alloy)
BB:Taper Square 113mm/M8
Chain Line: 43.5mm
BCD: 130mm
Speed: 2x8s/2x9s

Crankset RA5-621B

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