They mount directly to the Nimrod belt with relatch straps and will mount on other pack mounting locations on the packs. Will hold a quart water bottle, also mount on I-A pack rear daisy chaining for fuel carry.
Padded water bottle pockets with elastic draw cord closure, holds a standard gov quart bottle. Attaches to the pack 2" belt webbing. Great for added water at your fingertips! Also work great for sig bottles that can be added to the pack in many locations.