I have some older 5 arm/110 bcd shimano cranks but no narrow wide chainrings. Also got a modern bontrager 4 arm set which requires the external bottom bracket cups instead of square taper like for the above.
@walkmanman started
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I have some older 5 arm/110 bcd shimano cranks but no narrow wide chainrings. Also got a modern bontrager 4 arm set which requires the external bottom bracket cups instead of square taper like for the above.