Non A.G.A. approved. 3/8 In. O.D. (1/4 In. I.D.). Flexible appliance connector with fine thread 9/16-24 nut on each end. Other gas cocks are shown with flared brass tube fittings. Fine thread adapter fittings cataloged with flare fittings. Outside Diameter: 3/8 In. Inside Diameter: 1/4 In. Length: 34 In. Material: Stainless Steel Connector Size: 9/16-24 Fine Thread-FIPXMIP-Not CSA Cert WARNING: This product can expose you to chemicals including chromium which are known to the State of California to cause cancer birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov - Nickel (Metallic)