1.49-16-2647 Grease Gun Hose 48" for Milwaukee M18 48" Grease Gun Hose & M12 Grease Gun Hose,Fist 2446-20 And 2646-20 Grease Gun-48"(Without Hp Coupler) 2.Grease Gun Hose Includes: M18 48" Grease Gun Hose ,M12 Grease Gun Hose 3.48" flexible hose offers greater access to difficult to reach fittings，Air bleeder valve for quick priming， and Lock-on / Lock-off trigger delivers added user convenience 4.Made of durable high quality materials. Compact and sturdy, built to last. Easy to install, saving time and money. Super durable. 5.Customer Service: If you have any questions or suggestions about this product, our efficient customer service team will be available to help you around the clock.