Description
This item is brand-new, factory sealed.
Features and Benefits:
- 1 3/8″ total effective length
- High heat cap with a thread size of .305-37
- For use with trucks or buses
3/8″ truck valve extensions are made of nickel plated brass and include a long skirt and a high heat cap. Made for use with trucks or buses to extend existing tire valve, these extensions have a .305-32 thread size and an overall effective length of 1 3/8″.

![Milton Industries 440 1 3/8" Truck Valve Extension [box Of 10]](https://www.bargainsprin.com/wp-content/uploads/2026/07/apisswxrf__17133.1646471446.386.513.webp)
Reviews
There are no reviews yet.