Hollis Pressure Gauge Brass Module w/o Boot DUTYFREE Heel tab loops can also

Heel tab loops can also be used to hang fins for drying or storage in a dive locker

Lower Left Pull Dump/Overpressure Relief Valve

Cruise-Thru-the-Water

0 Computer with Compass

Avaliable in two sizes - Standard or Large (for 15L and 'dumpy' steel cylinders)

Hollis Pressure Gauge Brass Module w/o Boot DUTYFREE Heel tab loops can alsoThis products Overview The Hollis Brass Pressure Gauge is a solid and compact brass SPG. This rugged and easy to read gauge works great as a primary or even backup pressure gauge for the beginner to the most advanced technical diver. Gauge has a luminescent face for easy reading in low light or night diving conditions. Pressure gauge module has a durable tempered glass scratch resistant lens. Gauge is oxygen cleaned with an air spool equipped with