Premium high performance lever grease gun with heavy steel barrel and head. Will produce better than 10,000 PSI using extra leverage steel handle. Scales on handle allows “metering” of grease using “short” stroke capability. Fill 3 ways using filler nipple (P/N 500123 sold separately), 14 oz. cartridge or bulk fill. Includes 7” rigid extension, heavy-duty 4-jaw coupler and ergonomic cushioned handle grip. Approximately 15 strokes per oz.