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This highly adjustable pouch fits anything from the 20oz CO2 to the big daddy of tanks (114/45K). A bungee strap keeps the tank secure. The stiff backboard eliminates getting poked in the back. This modular pouch has Velcro straps and D-rings that allow you to mount the bottle horizontally or vertically.

Features:
Multiple modular configurations
Fits any size tank
Molle straps with Velcro and snaps
Bungee straps to keep tank secured
Stiff webbing back protects your back