3/8" Black and Rose Gold Tone Two Tone Horseshoe Curved Barbell. Add some style to that boring horsehoe barbell ring. This 16 gauge horseshoe barbell jewelry is made with a half black anodized titanium and half rose gold tone anodized titanium over 316L surgical grade stainless steel curved barbell for a cool two-tone look. The curved barbell is 3/8" in length and features a 3mm ball ends. Collect each color combination! Specifications: 16 Gauge (1.2mm), 3/8" (10mm), 3/8" (10mm), Rose Gold Tone Barbell Jewelry, Black And Rose Gold, Circular Barbell, Anodized Titanium, Color Combination, Two Tone, Gold Tones, Rose Gold, Stainless Steel