The best-selling style grease gun on the market, the Core Gear Heavy-Duty Pistol Grip Grease Gun is the perfect mix of performance and style. It delivers up to 5,000 psi for heavy applications. The Core Gear Pistol Grease Gun can be bulk-loaded, pump-loaded or cartridge-loaded for added flexibility and includes an air bleeder valve for priming. As with every Core Gear product, the Heavy-Duty Pistol Grip Grease Gun is built with high-quality materials and designed with best-in-class utility and ergonomics. The result is a sturdy grease gun that's easy to load, easy to prime and easy to use. The Core Gear Heavy-Duty Pistol Grip Grease Gun makes equipment maintenance fast and easy. It's the last grease gun you'll ever own.. General Part Type: Grease Fitting. Number of Pieces: 1. Returnable: 90-Day. Straight / Angled: Straight. Thread Measurement: 0. Product Depth (in.): 5.3 in. Product Height (in.): 15.35 in. Product Width (in.): 2.75 in. General Part Type: Grease Fitting