Used) 2019 Western Star 5700, FIFTH WHEEL- Make: Jost, Model: JSK37USL-A8P-X18, Type: Air Slide, Dimensions Length=48",Height=7",Width=40", For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921