Lightweight compact design lasts longer than standard couplers. 3-year leak-proof guarantee. Fits the 3 most popular 1/4" air line plugs. Design: Combo-Coupler Type: Thread Size: 1/4" MNPT Material: Brass Pressure Rating: 300 psi Air Rating: Maximum Temperature: For Use With: 1/4" Tru-Flate, I/M, ARO WARNING: Handling the brass parts of the product can expose you to Lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to - www.P65Warnings.ca.gov Wash hands after handlin -