Description: Made from high quality stainless steel,light weight,durable. Can help stability and strength when mounted, high quality black power coat that resists rust. Easy to install, No drilling required, Non-Locking, smooth door operation, and anti-corrosion finish. Perfect for build your own fuel cell tank, replacing missing or damaged mounting caps,can fit other 12 bolt cells. Specification: Material: stainless steel Size Chart: Bolt cap 14 cm/5.51inch Package Includes: 1 piece 45 Degree Fuel Cell Fast Filler Neck Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Please understand due to the difference between different monitors, the picture may not reflect the actual color of the item