Catalina Cylinders With Pro Valve SSV-C-48P Pony Bottle Tanks Size:30 Cu Notes are easily readable for

Notes are easily readable for efficient underwater communication

PLAN mode (dive planning)

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Catalina Cylinders With Pro Valve SSV-C-48P Pony Bottle Tanks Size:30 Cu Notes are easily readable forA pony bottle is the only truly redundant alternate air source you can rely on. In its essence, a pony bottle is simply a small gas tank that can be carried in addition to the main tank. You can choose to mount it either on your side, in front of your body or fix it to your main cylinder. Pony bottle tanks normally come in a few different sizes. The capacity you need will depend on how deep you plan to go and what type of diving you plan to do. This