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O2PTIMA CLASSIC CCR
COUNTERLUNGS The Classic O2ptima CCR is standard with front mounted counterlungs. The front mounted over the shoulder style counterlungs come in two size options, a 5 liter(L) set (2.5L per lung) or a 6liter(L) set (3L per lung). Both offer exceptional work of breathing (WOB) when mounted properly t...
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