Fitment - The mirrors fit for 2017-2019 for Ford for F250 for F350 for F450 Super Duty MultiFunction - Black Housing, Power Adjusted Glass, Heated (Works with the rear defrost like the original), Turn Signal Lights-blink when switch turning on, Auxiliary Lamp and Clearance Lights, Manual Folding, Manual Telescoping,Blind spot Temperature Sensor Excellent Quality: Our tow mirrors built to strict quality control standards, will not shake or vibrate when driving. expanding field of view and providing a better and wider rearview angle, reducing blind spots and improving road safety Please Note - Please check the part description and models before you place the order to ensure that the item fits your auto.Non-Infringement Disclaimer for Auto Parts Sales.That all references to brand names and models are for compatibility purposes only and do not imply any affiliation or endorsement by the original manufacturer What You Get - A Pair of towing mirrors，left side and right side) and 1 year assure