Legacy Manufacturing Lock-n-Load Variable Stroke Pistol Grip Grease Gun, 12 in. Flexible Extension, 6 in. Rigid Extension - L1175L AUTOMATIC BLEEDER VALVE - For purging unwanted air EXTREMELY DURABLE - Heavy-duty die-cast head construction for longer service life LOCK-n-LOAD - Threadless quick connect barrel allows you to reload grease in half the time you need with competing grease guns EASY TO USE - Spring loaded handle to facilitate one handed operation. The handle fully extended can rotate to 45 degrees which allows the grease gun to be used in tight / confined spaces while achieving 10,000 psi INTERCHANGEABLE PARTS INCLUDED - Comes with a 4-Jaw coupler for better grip and longer service life; flexible 12 in. extension for hard to reach grease fittings; and rigid 6 in. straight extension