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Chainwheels RA2-721C
RA2-721C
Crank: 170 (Forged AL6061-T6)
Chainring: 39/53T (AL-7075.CNC)
BB:Taper Square 116mm/M8
Chain Line: 43.5mm
BCD: 130mm
Speed: 2x9s/2x10s
Crankset RA2-721C
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