Product Dimensions: This product has a 12mm connector, 22mm width, and 63.1mm length. Manual measurements are provided; please allow for slight errors. Compatibility: Suitable for marine, automotive, RV/RV, and agricultural applications. It also works with any all-terrain vehicle (UTV), side-by-side, quad bike, off-road motorcycle, jet ski, watercraft, jet ski, boat, and truck. It is compatible with water, gasoline, diesel, motor oil, and other liquids. An arrow is marked on the valve to indicate the direction of flow.This prevents fuel from flowing back into the tank and keeps it contained within the lines. Product Materials: This product is specially designed with plastic and metal for a long lifespan and resistance to damage. Product Packaging: This product includes a total of 3pcs transparent check valves, which can completely meet your daily use needs and replacement requirements., Manufacturer: SG Store