Description: 3/4" Hex, with 1/4" NPT Female Thread. Professional choice for easy tire inflation; excellent quality. Heavy duty spring firmly holds chuck onto valve while inflating tire. Available for use with all tire changers. 45 degree head Specification: Material: Brass Color: As Pictures Shown Size: Approx. 6x 3cm/ 2.36x 1.18inch Package Includes: 1 piece Ball Foot Air Chuck Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test