Cressi Mini SPG in PSI/FEET Scuba Gauge Scuba Fins The first stages with air-balanced 218802-02-OB User changeable configuration allows Color:Clear/Blue Metal Used Boots

The first stages with air-balanced pistons deliver significantly more air to the second stage than any other first stage

the Airsource is connected via a hose like your primary second stage

especially in limited visibility

with a very particular formation

Surface interval is displayed for 24 hours for safety and convenience

Cressi Mini SPG in PSI FEET Scuba Gauge Scuba Fins The first stages with air balanced 218802 02 OB User changeable configuration allows Color:Clear Blue Metal Used Boots The first stages with air balanced pistons deliver significantly more air to the second stage than any other first stage the Airsource is connected via a hose like your primary second stage