Euro Style Air Chuck 5/16" Hose Barb, Nickel Plated Brass Flo-Thru design.
The Flo-Thru design allows you to inflate tires & tubes with the valve core removed for faster inflation. Designed to be used with an Inflator gauge. The Nickel Plating provides a corrosion resistant finish for a longer life. Fits and standard 1/4" NPT fittings.