The Chrome Tractor & Trailer Air Control Screw-On Knob – Bulk is a premium replacement control knob designed for tractor and trailer air brake control valves used in heavy-duty commercial trucks. Engineered for durability and ease of installation, this screw-on design provides a secure, dependable attachment while enhancing the appearance of the vehicle's dashboard with a polished chrome finish.
The chrome-plated finish delivers a clean, professional look while resisting corrosion, wear, and daily use in demanding commercial environments. Its ergonomic shape offers a comfortable grip, allowing drivers to easily engage and release tractor and trailer air brake controls.
Designed for bulk OEM production, fleet maintenance, repair shops, and aftermarket replacement, this air control knob helps keep commercial vehicles operating safely while maintaining a factory-quality appearance.
Ideal for semi trucks, commercial tractors, vocational trucks, fleet vehicles, heavy-duty equipment, and specialty vehicles, this replacement knob is built to withstand years of dependable service.
Features
- Replacement tractor and trailer air control knob
- Secure screw-on installation
- Premium chrome-plated finish
- Ergonomic grip for comfortable operation
- Durable corrosion-resistant construction
- Secure fit on compatible threaded air control valves
- Easy installation
- OEM replacement and aftermarket compatible
- Bulk packaging for fleet and service applications
- Ideal for tractor and trailer air brake control systems
- Suitable for semi trucks, commercial tractors, vocational trucks, fleet vehicles, heavy-duty equipment, and specialty vehicles
