The Black Steel Screwback Tunnel, available as a single piece or a pair, is crafted from high-quality black steel to provide both durability and a sleek, modern look. Measuring up to 40mm, these tunnels are designed for a comfortable fit and secure wear. Each piece undergoes rigorous quality control testing to ensure it meets the highest standards, guaranteeing reliability and safety. Ideal for those seeking a bold yet refined accessory, these screwback tunnels combine strength with style, making them a standout addition to any piercing collection.