Campagnolo overised trilobe axle. Campagnolo code: FH-BO001. Campagnolo FH-RE415 9/10 Speed Rear Alloy Axle 1 Pawl Springs ID20mm. Campagnolo HB-ZO001 Front Hub Cap. Fits Record and Chorus hubs pre 2007 with the round axle with the above freehubs.
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