WirthCo Funnel King Propylene Drum Funnel with Lockable Lid - 2 Quart Capacity is designed with a removable filter screen and a lockable lid. It features PPS threaded fittings that screw into a 2 inch drum bung hole. This funnel has a 1-1/2 inch bottom inner diameter opening and an overall height of 8-1/4 inches. The spout is 3/4 inch in length. For over 30 years, WirthCo has been a prime manufacturer of practical products for making life easier and safer. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.