48 Oval X2 Power Rings Are 50% Stronger Than Round Split Rings Inch Zinc Plated Connectors for Key Rings, Lures Fishing Tackle Package of 48 Length .433 inch (11mm) Width .217 Inch (5.5mm) Wire Diameter .036 These rings are made from a unique magnesium alloy, which is stronger than stainless steel finished with a military-grade zinc plating. 48 Oval X2 Power Rings are 50% stronger than round Split Rings Inch Zinc Plated Connectors for Key Rings, Lures fishing tackle