Description 1 x Universal Filler Plate 1 x Fixing Ring 1 x Filler Cap 12 x Nut Bolts (as shown in the picture) This plate and cap are made of fuel resistant plastic but do not have a tight seal, making it ideal for watertight applications. Comes with 12 fixing bolts, the cap is screw-on and has a built-in breather. Dimensions - Plate Diameter - 150mm - Plate Thickness - 5mm - Minimum Mounting Hole - 100mm - Maximum Mounting Hole - 120mm - Colour - Black****Aluminum Fuel Cell Gas Tank: Not Included Note: Please double check your water tank before ordering this kit. For any queries or special requests, such as ordering a larger amount, please email us All items are brand new unless otherwise stated in the listing. We sell DIY (Do It Yourself) items with a few exceptions. We do not take responsibility for teaching you how to install. Professional installation is strongly recommended.