On occasion I teach a CM Optima course here in cave country and along with anything you teach, you learn stuff while teaching and you re-learn stuff you already knew but was maybe on a back burner.
This past week I taught two guys a Choptima class. I had previously taught them OC trimix at...
Chest Mounted O2ptima $5,800.00
This chest mounted O2ptima is like new, but has 54 dives on it. Only six dives in salt water. It has the new towers for CL connection. It has 4 brand new O2 cells, ADV was replaced with a manual add valve.
It has a pull dump instead of an OPV. Petrel 2...
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