The Performance W54211 18-inch Flex Hose for Grease Gun lets you access hard to reach areas and works with both hand and air-powered grease guns. Features: * Heavy duty 18-inch flexible hose fits both hand and air-powered grease guns * 1/8-inch NPT * Working pressure 4,500 PSI * Burst pressure 12,000 PSI What"s In The Box: * Performance W54211 18-inch Flex Hose for Grease Gun