MSR Guardian water purifier maintenance kit

The MSR Guardian maintenance kit contains all components and instructions for maintaining your Gusrdian water purifier in a small and convenient container for on-the-go use.

Package Contents: Instructions, Pressure Relief Assembly, Relief Valve O-Ring, Piston O-Ring, End Nut O-Ring, Piston Cup Seal O-Ring, Umbrella Valve, Clean Side Cap Seal, Food Grade MSR Silicone Lubricant.

Made in the USA