PNEUMATIC GREASE GUN, GREASE GUN LOADING METHOD BULK, CARTRIDGE, SUCTION, GREASE GUN HANDLE STYLE PISTOL GRIP, NOZZLE EXTENSION TYPE FLEX HOSE, STROKES PER OZ. 14, MAX. OPERATING PRESSURE 4,800 PSI, AIR INLET SIZE 1/4 IN FNPT, AIR INPUT RANGE 40 TO 120 PSI, CARTRIDGE CAPACITY 14 OZ, BULK CAPACITY 16 OZ, HOSE LENGTH 18 IN, TUBE COLOR GRAY, PRESSURE RATIO 40:1, TOOL LENGTH 16 1/2 IN, FEATURES AUTOMATIC OPERATION, ERGONOMIC GRIP, FLOW CONTROL