SC Series, 1/2" I.D. x 5/8" O.D. Tube, 3/4" Female Pipe Thread x 3/4" Female Pipe Thread, 36" Pro-Coat Epoxy Coated, Stainless Steel Gas Appliance Connector, Products Comes in Re-Sealable Ziplock Bags, AGA Approved & IAS Design Certified For Indoor/Outdoor Use, Recommended For Gas Ranges.