A 6 nipple was screwed in to the adaptor witch was screwed into a clamp on the fill line. It hits my reserve or it goes nowhere. Don't miss this chance to add a one of a kind to your collection! The item "RARE Original DX SUNRAY Petroleum Products Porcelain Advertising Sign" is in sale since Tuesday, February 28, 2017.This item is in the category "Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs". The seller is "ah28" and is located in Oklahoma City, Oklahoma. This item can be shipped to United States.