A Y McDonald Brass FIPT Polyethylene Pipe Connector CTS copper tube size X FIPT female iron pipe thread compression connector for SDR-9 CTS polyethylene tubing. Brass fitting includes EPDM Rubber gasket, anti-friction ring, Mac-Pak nut with split clamp, and stainless steel screw. Insert stiffener is required in tubing end. Manufactured to include no more than 0.25% weighted average lead content on wetted surfaces. Size 3/4 CTS x 3/4 FIPT, Material Brass, Type Low Lead, For Use With Polyethylene Pipe WARNING This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov