Get an incomparable water stream, without difficulty, with Camelbak QL HydroLock Conversion Kit. Camelbak QL HydroLock Replacement Parts Set's turn-off valve allows control over the water flow. And Camelbak QL HydroLock Supplies come equipped with Long-Neck Water Beast, Reservoir with HydroLink components and HydroLock Bite Valve Adapter. So, don't go out-and-about without the supremely durable Camelbak QL Hydro-Lock Replacement Bite Assembly Kit.