Your chances of finding a step-through bike in a 21" (slim) or 23" (none) are virtually non-existant. Your best hope lies probably with European bike manufacturers making step-through "city" and hybrid bikes with a 57 and 61 frame. Fuente Pure perhaps?
http://www.gazellebicycles.us/bicycl...category_id=14
http://www.gazellebicycles.us/dealers
Last edited by EsoxLucius; 09-02-10 at 12:55 PM.