Camelbak Ambush AB 500, Thermobak AB, and Linchpin Tactical Hydration Packs/Reservoirs with Direct Armor Attachment System (D.A.A.S.): Strap your tactical hydration directly to your tactical armor plate carrier/tactical vest system! – DefenseReview.com (
Backpacks - Camelbak Ambush Foliage Green
CamelBak Ambush Hydration Pack, Coyote Tan, with 100oz (3.0L) Mil-Spec Crux Reservoir, One Size : Amazon.ca: Sports & Outdoors
Gear Geek's: Camelbak Ambush
AMBUSH™ Hydration Pack 3L with 3L Mil Spec CRUX® Reservoir