The LubriMatic Pistol Grip Grease Gun Kit features a steel powder coated barrel with a 6,000 PSI maximum pressure capacity. It includes a rubber grip handle for comfortable use, and comes with a 6" straight pipe and 4 jaw coupler for easy attachment. The grease gun kit also has a rod lock for easy loading, an air bleeder valve to maintain pressure, and a heavy-duty spring and plunger for airtight seal. With its pistol grip one-hand operation and LubriMatic brand quality, this grease gun kit is a reliable choice for automotive maintenance and lubrication tasks. *1826 SB4