TERA PUMP Dolphin 5, 6 Gallon Water Bottle Handle (NOT for Screw top Finishing Bottle) [Excluding Glass] Original Dolphin Brand Porduct. Don't be fooled by lesser quality imitations Designed to lift the most standard 5, 6 gallon bottles with 55mm crown top finishing Not for screw top (threaded) finishing bottles! Molded from durable Plastic , Model Number: 8088 Comfortable Grip aand Eco-Friendly Solution! Original Dolphin Brand Porduct. Don&#039;t be fooled by lesser quality imitations Designed to lift the most standard 5, 6 gallon bottles with 55mm crown top finishing Not for screw top (threaded) finishing bottles! Molded from durable Plastic , Model Number: 8088 Comfortable grip and ergonomic design