Women s Body Jewelry Stainless Steel 16 Gauge Medium Set of 2 Horseshoe. Make this Hot Silver 16-Gauge Medium Horseshoe Barbell Pair a staple in your jewelry collection. These basic horseshoe-style hoops are precision crafted out of high-quality materials and feature threaded ball beads on either end. This set of surgical steel 16-gauge circular barbells are suitable for a variety of types of piercings. Makes a great gift for any Fashion lover in your life.