Buy Best Gallon Jug Pump Online at our store. Fits most plastic or glass gallon container with 38/400 thread (container not included) Convenient, durable, sturdy, and highest quality pump screws securely onto most gallon container’s Precision pump dispenses 30CC’s 1 fl. oz. of product per full stroke with 2 siphon https://bithermometer.com/collections/all/products/gallon-jug-pump/