Chest-mounted design attaches to most harnesses for versatile use
Self-contained with onboard oxygen cylinder for reduced external connections
Fully electronically controlled with redundant Shearwater electronics for reliability
Dual-use scrubber compatible with Micropore ExtendAir cartridges or 5 lbs of granular absorbent for extended range
Compact, rollable assembly for easy transport and storage
Summarized by Shop
Dive Rite Chest Mount O2PTIMA
Incredibly versatile, self-contained, and travel ready, the O2ptima CM will change the way you think about rebreathers. The chest mounted design easily attaches to almost any harness using four bolt-snaps. This means it is fully compatible with your current open-circuit diving system—be it sidemount, back mou
Weight
14.4 lbs (without oxygen cylinder or scrubber material)