This is a limited-edition size/color! A beautiful Gold. Enjoy while it lasts! What you’re getting: 12ga 0.39” ID – 0.577” OD compared to: SX-AA-1238 0.386" ID 0.573” OD. All colors are made using our bright anodizing technique. The quality of the color is amazing – they are very shiny! The ends are not anodized.