JanSan Pelican Pump Dispenser 42mm - 30mL Dosage is designed to screw onto bottles with 42mm openings. The easy pump dispenser uses a spring-operated mechanism with sturdy polypropylene parts for continued functionality, dispensing a measured dose of 30ml each time it operates. The flexible polyethylene tube fits easily into the neck of a bottle for reliable fluid uptake. These pump dispensers are compatible with most 5 litre bottles with 42mm openings. Product Features - Pelican Pump Dispenser dosage pump for 5 litre bottles - Dispenses 30ml of liquid or gel cleanly - Cap closure designed for bottles with 42mm openings - Spring-powered mechanism - Sturdy polypropylene casing and pump top - Flexible polyethylene tube for convenient insertion - Pelican Pump Dispenser for dispensing our concentrate products into an empty trigger bottle.