Horseshoes Ring (16G - 7/16 Inch - 3mm Beads) Rose Gold Plated Stainless Steel Features Titanium Ion Plated Horseshoe Shaft available in 3 sizes 18G, 16G, and 14G Inner diameter comes in 4 sizes 5/16" , 3/8" , 7/16" , and 1/2" inch Made of Surgical Steel Sold and Shipped by BodyJewelryOnline