1/4 In. Male Pipe Thread x 1/4 In. Inverted Female Flare is most commonly used on some auto change over dual stage regulators. Solid brass construction. Size: 1/4 In. MPT x 1/4 In. Inverted Fem Flare Material: Brass Pressure Rating: Type: Regulator Temperature Rating: WARNING: This product can expose you to chemicals including lead and lead compounds which are known to the State of California to cause cancer and birth defects or other reproductive harm. Wash your hands after handling this product. For more information visit www.P65Warnings.ca.gov - This product ships in approximately 1 days