The HP Tools Replacement Auto-Stop Flexible Spout is unique to the HP Tools Utility Jug - similar to the Tuff Jug - due to the internally vented spout which removes the need for external jug vents. This design provides a faster flow and is combined with an auto-shutoff feature so that fueling is simple, quick and clean. Will ONLY work for the HP Tools Utility Jug. Sold individually. Made in the U.S.A.