A complete kit for field-maintenance of your MSR Guardian Water Purifier
All the necessary components and instructions required to maintain your Guardian purifier’s performance and reliability, packed in a small, convenient carry case for field use.
Comes with 1x Instructions, 1x Pressure Relief Valve Assembly, 3x O-rings, 1x Cup Seal, 1x Piston, 1x Umbrella valve, 1x Silicone lubricant, and 1x Cleanside Cover