The must-have accessory for canopy frames. Canopies and Tarps' popular 1 3/8" low peak top fitting is an essential part to have on hand when building a structure for the purpose of protecting you, your family and most-valued possessions from the elements. The inside diameter of each fitting is 1 3/8" and includes welded connections. Each low peak top fitting is made of reinforced, galvanized steel and is very stable. Its 102-degree angle and eyebolts promise a snug fit for each support poles.