alloy CNC precise machined chainring.
Teeth number: outer-ring from 54T to 68T.
inner-ring from 39T to 50T.
Color: black, silver, gold.....and other colors for your need.
Compatible B.B: square / ISIS.(Option: Octa
Large teeth crankset_RSC1-217P
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Large teeth crankset_RSC1-217P
Detail Carnk arm alloy forged, BCD130mm.
alloy CNC precise machined chainring. Teeth number: outer-ring from 54T to 68T. inner-ring from 39T to 50T. Color: black, silver, gold.....and other colors for your need. Compatible B.B: square / ISIS.(Option: Octa |