ZE2538 - 6,000 PSI Grease Control Nozzle w/whip hose is a hose designed for dependable use with Goat Pumps fluid-transfer equipment and compatible setups. About This Item:. This grease control nozzle was built with professionals in mind and is for use with pneumatic grease pump systems. Made from a heavy-duty aluminum, this nozzle was built for durability and resistance to corrosion.