Thunderbird Cylinders 30 Cubic Feet Aluminum Tank with Standard Thermo K-Valve Drysuit Specialty letting wet items breathe and

letting wet items breathe and dry

ensuring a tight fit to keep your equipment stable

it's designed to improve your underwater experience

This durability makes it a trusted choice

Improve your first aid skills

Thunderbird Cylinders 30 Cubic Feet Aluminum Tank with Standard Thermo K-Valve Drysuit Specialty letting wet items breathe andThe Thunderbird Aluminum SCUBA tanks are durable, reliable, and visually appealing. The tank is manufactured from the industry standard lightweight, high strength aluminum 6061 T6 alloy. The 30 cubic foot tank is an ideal volume cylinder for use as a large capacity pony bottle, redundant air supply system, bailout or moderate duration decompression safety stop gas supply. A pony bottle is a smaller tank, which is carried in addition to the main tank.