The sl23 was a shit rim and it was for rim brakes you seem to be after disc brake rims. The sl23 was 18.5mm internal width. The sl25 was the disc brake effort that also cracked given time.
@thecycleclcinic started
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The sl23 was a shit rim and it was for rim brakes you seem to be after disc brake rims. The sl23 was 18.5mm internal width. The sl25 was the disc brake effort that also cracked given time.