(Used) 2011 Freightliner B2, SCHOOL BUS RETRACTABLE STOP SIGN- Side: Driver Side, Left Side, Type: Electric Unit, 3 Hole Female Plug!! Serial Number: SMI:007980C, Reference images for condition. For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921