MSR Hyperflow Maintenance Kit

Contains: Small check valve, large check valve, replacement piston o-ring, replacement Quick Connect Bottle Adapter o-ring, o-ring installation tool, o-ring removal tool (jet and cable tool), silicon lube, instructions

 

Prop 65 O (Styrene): This product can expose you to styrene, which is known to the State of California to cause cancer.

https://mtn-sports.myshopify.com/pages/prop-65-frequently-asked-questions