The Black Diamond Mini Pistol Grip Grease Gun with 3 oz Cartridge is a compact, powerful tool designed for easy one-handed operation in tight spaces. Developing up to 3,500 PSI and delivering up to 0.6 oz per 40 strokes, it provides reliable lubrication for demanding applications. The grease gun features a pull-type pistol grip, dual front and top greasing ports, and includes a 4" steel extension with coupler for added reach. Finished with a durable powder coating and supplied with a 3 oz cartridge of multi-purpose calcium complex grease, it offers excellent anti-wear protection for high-pressure use.