) 3-7/8″-12 (N) Collar Thread Length (in

01 Professional Recessed Lube Adaptor

(square inch) CFM @ 20 in

RPV Poly series - includes: coupler 4530-057

Milton 440 1 3/8" Truck Valve Extension (Box of 10) Ford Right Angle Adapter ) 3-7/8″-12 (N) Collar Thread1 3 8" Truck Valve Extension (Box of 10) 1 3 8" total effective length High heat cap with a thread size of . 305 37 For use with trucks or buses 1 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".