Hollis - 2" Brass SPG - PSI or BAR BAR or PSI:BAR Easier to handle / longer

Easier to handle / longer lasting than wing nuts

it fits easily in a tool box or save-a-dive kit

Easy to recognize your gear when everyone else has Waterproof too

Battery Cell 32650:

Adjustable and removable shoulder pads with 3 adjustable stainless steel bent D-rings on each side

Hollis - 2" Brass SPG - PSI or BAR BAR or PSI:BAR Easier to handle / longerThe 2 inch Brass SPG is for the beginner or the most advanced technical divers. The Hollis 2 inch Brass SPG Comes with a Luminescent face plate with an operating range of 0 to 5000 PSI or even an option for 0 to 360 BAR. The Hollis 2 inch Brass SPG has a chrome plated brass housing and uses a bourdon tube for calibration and accuracy. Equipped with scratch resistant glass. The Hollis 2 inch Brass SPG is oxygen cleaned for use of pure Oxygen or