HIGH-PERFORMANCE MAKES IT HIGHLY POPULAR An Octopus should breathe easy and not add panic to a panic situation. It should travel light and be ready to perform even though rarely used. It should not be an after-thought. The Atomic B2 Octo is all that and more. A clone of our popular B2 primary Second Stage, the B2 OCTO outperforms most high-end octos from other manufacturers.