Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Crux Reservoir On/Off Valve by CamelBak Save Liquid error (product-badge line 32): -Infinity% $10.00 Blue/Gray - $10.00 Color Blue/Gray Availability: translation missing: en.general.icons.icon_check_circle icon Only 4 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Looking for Local Pick-up? Choose a store below. Product Locator by Locally Notify me when back in stock Email address Email me when available The CamelBak Crux reservoir on/off valve pairs with the Big Bite valve, shutting off the water flow for added security during transport.