Mares BCD GRACE ErgoTrim Size:S the second stage valve is

the second stage valve is designed and manufactured for pneumatic operation

making it easy to use and understand

3 kg (Size M)

exam and practical skills as detailed

This configuration means it can also be used with the hose coming from the left

Mares BCD GRACE ErgoTrim Size:S the second stage valve isDescription The Grace Ergotrim scuba diving BCD incorporates Airtrim 2. 0 technology with an ergonomic configuration which includes a pneumatic inflation and deflation system. Ergotrim technology allows the diver to adjust their trim no matter what position they are in. The Ergo command can be used in a standard way by instructors when demonstrating skills, but also works as an Airtrim when inserted in its dedicated holder. The side pockets are made