Originally Posted by
flx100
Thank you - however it says on Sugino's website and in the installation pdf that it's a special taper, only for Sugino75 cranks. - Not compatible with either ISO or JIS.
can't post link as i don't have enough posts, but it's here: suginoltd dot co dot jp/us/products/bb/pdf/MA-BB_CBB-SG75(JP_EN)20160824.pdf
Stick around and post more and you will post all the links!
The Sugino 75 cranks and BBs are ISO compatible. I am sure they say that to sell more of their own BBs but plenty of people have used something like a Phil Wood ISO taper in the proper length.