Stainless steel frame from ATLAS 316SS ™, the most durable stainless steel frame, providing great power and perfect functionality. They are slightly reinforced to have strength and prevent fractures. They have a very stable front leg with double supports. The ring is reinforced, hollow perimetrically, to minimize friction of the braid or line. Additionally, it almost surrounds the entire surface of the ceramic in order to avoid any loss. The ceramic is Duralite ™, that is, it consists of an improved material with a high content of aluminum oxide, making it lighter, but even stronger.