Open Box Aqua Lung Replacement Sure-Lock II Weight Pouch - 15 lbs Freediving Computers Your breathing should be just

Your breathing should be just as natural at depth as it is on land

and EAN mode (allows 2 gases ranging from 21% to 99% O2)

Ideal for snorkeling and scuba diving

The RK3 HD is made from a higher density material than the standard RK3

Open Box Aqua Lung Replacement Sure-Lock II Weight Pouch - 15 lbs Freediving Computers Your breathing should be justPlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION SureLock II replacement weight pockets are offered in 3 sizes. You must select the model that matches the original SureLock II pockets that came with your BC. If you need to replace the earlier SureLock I pockets or the original hook and loop pockets, please visit your local Aqua Lung dealer and they can order it for you.