Compatible for adapting QCC1 tank fittings to standard 1-20 1 Lb. tank (1 In. fitting). Material: Brass \nSize: 3.25 In. L. x 1.3 In. Dia. \nFitting Size: \nAdapters Included: \n WARNING: This item contains lead and lead compounds known by the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information go to www.P65Warnings.ca.govproduct. -