The Tru-Flate 17-365 mini lock-on air chuck is manufactured for use with tire changers or other air filling applications where a separate shutoff valve is present. It is an open-type chuck, which means that it is not suitable for direct air line connections, where a shutoff valve in the chuck be necessary. This chuck has a built-in clip for holding the chuck in place on the valve stem during air filling operations. It has a maximum pressure rating of 150 pounds per square inch (psi), and a barbed fitting for air lines with a 1/4" inside diameter (ID). This air chuck is suitable for air filling applications with external shutoff features, such as rim clamp tire changers.

Plews & Edelmann manufactures automotive and pneumatic hose, lines, reels, accessories, fittings, and lubricants under the Edelmann, Amflo, Omega, LubriMatic, and UltraLube brands. The company, founded in 1909, is headquartered in Dixon, IL.