Hyperflow MicroFilter Maintenance Kit, manual included. MSR saysA complete kit for periodic maintenance of your HyperFlow Microfilter pump.Our VerdictKit also includes a maintenance manual for the Hyperflow Microfilter.- Reviewed by Ultralight Outdoor GearFeaturesFor periodic maintenance of Hyperflow microfiltersContents: O-ring removal tool, O-ring installation tool, Piston O-ring, Filter Cartridge O-ring, Inlet Duckbill Outlet, Duckbill Silicone Lube, Full instructionsWARRANTY|This item comes with a product lifetime warranty. For more information see the MSR website.SpecificationsWeight: 45gWidth: 4cmLength: 11.3cmHelp & advice:The Ultimate Guide to Water Treatment and PurificationTime-Saver Guide to Water Purification

Hyperflow MicroFilter Maintenance Kit, manual included. MSR saysA complete kit for periodic maintenance of your HyperFlow Microfilter pump.Our VerdictKit also includes a maintenance manual for the Hyperflow Microfil