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Amazon.com: CamelBak M.U.L.E. 12 Mountain Biking Hydration Pack - Easy Refilling Hydration Backpack - Magnetic Tube Trap 100oz, Aluminum/Black : Everything Else
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Is this a older model of camelbak? Is there anything I should know about it before using this model ? : r/tacticalgear
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Camelbak Hydration Reservoir Timeline :: A History of Innovation - Carryology - Exploring better ways to carry
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