Master mechanic, 1/4" fnpt, air chuck with grip tight clipping system, generates an air tight seal around the stem valve of the tire, screws directly onto any air hose with 1/4" male npt air inlet, fits all standard automotive style stem valves, not for use with an inflator gauge.
WARNING: This product can expose you to chemicals including lead, which is 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