Judging by the distance between chainring and crank arm (14mm) I'd say this is for a bike with a chain guard, so probably for a city bike.
Aldo Ross Middletown, Ohio
I just found this. Going by the name it is Listmember Dustin Nordhus selling it:
Was this for a city bike? ride on, kim
PS: Nice DeRosa listed as well. No relation other than the list.
-- Kim Klakow
Diplom Grafik Designer
Berlin - Germany