Milton 440-2 3 1/16" Truck Valve Extension (Box of 10)

3 1/16" Truck Valve Extension (Box of 10) 3 1/16" total effective length High heat cap with a thread size of .305-37 For use with trucks or buses 3 1/16" 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 3 1/16".