Lumb Bros Stainless Steel Ring - 2 Inch / 50mm Round rings crafted from heavy-duty grade stainless steel for superior resistance and strength. A strong and durable solution for such applications as diving gear and other harsh environment utilisations. Stainless steel handles corrosion from salt water much better than other metal alloys. Round Rings are also referred to as O Rings. Features: Sold individually Made from heavy-duty grade stainless steel for quality Great Save-A-Dive Kit Item Diameter: 2 Inch / 50mm