road bike crankset 172.5. Road Cranks FSA Omega bikinGreen 172.5 mm; chainrings 46/30 Spindle is 30mm diameter; uses BB30 bottom bracket Aluminum 7075 high polish Wt. 805g (includes crankarms, spindle, chainrings) Condition. New, never ridden; has some tarnishing L crankarm Note this crankset requires a bike frame that can accept BB30/30mm spindle; will not work on frame with classic external threaded BSA bottom bracket
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