lift bag

I found this lift bag at a garage sale. It has an internal OPV, which is clearly intentional because there's a cord that runs down the inside to the opening at the bottom. I was messing around with it in the pool and while it holds air, the OPV doesn't seem to do anything. How does this thing...

I am helping a friend sell his gear since he has gotten out of diving. He has a lot to sell. See my other listings for more gear and I will be adding more daily. Some items may be cross posted and I have listed condition for each item. When referencing an item, please include the green item...

The complete list of equipment and retail prices are located in the attachment. All equipment is like new with 5 actual dives on it. This will be clear when you see the equipment. Computer and regs were just serviced and battery changed. Tanks have fresh annuals. I'm unwilling to sell the set in...

I just got the Hollis SMS100 and still working out my configuration and looking for suggestions. So I dive Dry with the SMS100 Sidemount BCD and LP Steel 112 tanks. The diving I'm planning will require 1 or 2 deco bottles depending on dive profile etc. I am trying to decide where to mount the...