The ATL Filler Neck Fireguard Extension provides a secure method of attaching a 4" (101mm) diameter alloy fireguard hose cover to an ATL fuel cell filler neck assembly in accordance with FIA regulations. It features an anodised aluminium construction and a 6 x 76.2mm PCD mounting flange that bolts directly to an ATL custom top plate filler neck for accurate fitment and secure installation.Discover the key features of this fireguard extension:FIA Fireguard Hose Compatibility: Designed specifically to provide a mounting point for a 4" (101mm) diameter alloy fireguard hose cover, allowing you to incorporate an FIA-compliant fire protection solution into your fuel cell installation for improved safety and regulatory compliance.6 x 76.2mm PCD Mounting Flange: Manufactured with a precise 6-bolt, 76.2mm pitch circle diameter flange that matches the ATL custom top plate filler neck, helping you achieve accurate alignment and a secure attachment during installation.Anodised Aluminium Construction: Produced from anodised aluminium to provide corrosion resistance and long-term durability, helping maintain the integrity of the component in demanding vehicle environments and reducing maintenance concerns.Direct Bolt-On Installation: Designed to bolt directly onto an ATL fuel cell custom top plate filler neck without modification, simplifying installation and allowing you to integrate a fireguard hose cover into your fuel system with minimal effort.Supporting FIA-compliant fuel system installations becomes easier when you have the correct mounting solution for a fireguard hose cover. The anodised aluminium construction and precision-machined mounting flange provide a secure connection between the filler neck and fireguard assembly, helping maintain a professional and compliant fuel cell installation. This makes it a practical addition to your fuel system setup and a smart choice when building or maintaining a vehicle that must meet motorsport regulations.Dimensions: 97mm OD x 40mm High. 6 x 76.2mm PCD mounting flange