Originally Posted by
seamuis
just for clarification here: most road cranks back then didn’t have 144bcd. There was and still is a lot of variation. The two companies that used 144bcd for both road and track were campagnolo and sugino. Mostly because sugino was very largely copying campagnolo. Shimano used 130 for road and 151 for track, before settling on 144 for track. Eventually campagnolo settled on 135 for road cranks.
Actually, at the time I bought those cranks, Sugino and Campagnolo were using 151mm BCD for track cranks.
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