Hollis Large Pony Bottle Gauge Style:Imperial fit and field of vision

fit and field of vision come first

Inner located elbow to avoid overhead interference

This level of price and quality is without precedent in the industry

A fin with short

Hollis Large Pony Bottle Gauge Style:Imperial fit and field of visionThe Hollis Pony Bottle Gauge is a tiny gauge that easily connects to the 7 16" (1. 1 cm) 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. Switching regulators to view the primary pressure gauge or adding a separate pressure gaugeto the pony bottle is a