Open Box Hollis LG Pony Bottle Gauge - PSI Scuba Gear Bags Optional lenses available: Optical lenses

Optional lenses available: Optical lenses (6x positive +1

which is at the same time extremely light

The float line and float tire the fish while you are able to surface for another breath

The Venom Frameless mask skirt and face seal is uniquely designed to incorporate two different silicone materials

Lumbar Seamless Design (LSD) and re-engineered covert Blackout zipper

Open Box Hollis LG Pony Bottle Gauge - PSI Scuba Gear Bags Optional lenses available: Optical lensesPlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION The Hollis Pony Bottle Gauge is a tiny gauge that easily connects to the 7 16" high pressure port of your pony bottle regulator or other alternate tank regulator to show pressure in an easy to read display. Any diver who has used a pony bottle knows the hassle involved with trying to find out how much air is in the tank.