Chrome Gun Barrel Air Valve Knob with Tractor and Trailer Script

The Chrome Gun Barrel Air Valve Knob with Tractor and Trailer Script is a practical and stylish addition to your heavy-duty truck. Made of chrome plastic with a chrome rim and stainless steel script plate on top, this air control knob is not only durable but also adds a touch of elegance to your vehicle. It is available with either a tractor or trailer script, allowing you to customize it to your preference. With a 11/16" inner diameter and compact dimensions of 2" diameter and 1 5/8" tall, it fits most heavy-duty trucks. Sold individually, this air valve knob is compatible with trucks from 2005 to 2016.