(USED) 2007 Mack CHN613 - FIFTH WHEEL - Make: Fontaine. Type: Air Slide. Length: 57.5? Height: 8? Frame Width: 34? For more information about this item, give us a call. We ship Worldwide!. (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY. ELKTON, MD 21921.