Pair of Barbed Adapters for drink-tube to reservoir Quick Disconnect and to Y connector.
Available in two sizes.
Standard size fitting = 7/16"
CamelBak "Crux" style large fittings = 3/8"
Approximately 80% of drink hoses use the standard size hose fitting. The other 20% need the larger CamelBak (Crux) style
Note: The PCS Retrofit kit and the Misting Hydration Backpack come supplied with both sizes.