• Heavy-duty construction for maximum durability and longer service life

• 3-way loading; bulk filler pump and cartridge 

• Bleeder valve for purging unwanted air

• Variable stroke; allows grease delivery in confined areas where short strokes and high pressure are needed

• Durable follower rod and spring for consistent priming

• Positive-grip follower handle

• 4-jaw coupler for better grip and longer service life 

• Non-slip knurled barrel for better grip

• Ergonomic lever handle grip