Partsam 5pcs Cab roof running Marker Bases For Ford E-150 E-250 F-250 F-350 F-450 Super Duty For 1999-2015 Ford E-150/E-250/E-350/E-450/E-550/F-150/F-250/F-350/F-450/F-550 Super Duty with factory stock cab marker Direct replacement for OEM factory stock cab marker bases. Perfect fit No leakage. Neither any cutting nor modifying is needed. Come with T10 plug, convenient for modifying rewiring Soft pads included, fit for flat feet or curved roofs. Made of high quality ABS plastic, won't fade from exposure