Esjot sprocket, 15 teeth, Made in Germany, mount: 15x12mm, suitable for chain type 415, suitable for Kreidler Florett Eiertank K54/0M, LF LH K54/32 D, 3 speed Mokick, Mustang Enduro, Moped from 1962, Flory MF12, MF13 from 1976, MF20, MF22, MF23, Flott MF24, MF25. Check the dimensions of the mount before purchase.