Our light weight balanced diaphragm FIRST STAGE provides smooth delivery of air at any pressure and with the added advantage of being environmentally sealed which makes servicing a breeze.By adding an easily adjustable, pneumatically balanced SECOND STAGE we deliver effortless breathing and unparalleled performance at any depth. Suitable for open water divers through to advanced and technical divers.This high tech air delivery system is EAN40 compatible and has been tested by ANSTI to deliver a Work of Breath (WOB) of 1.1 joules per litre, making breathing underwater an ease!Best of all, you can change the colour scheme of our regulator to match you wetsuit, mask or even your mood or personality. The regulator comes standard in the box with a black purge cover and a red thrust washer/diaphragm/adjustment knob cover. However, included in the box are interchangeable thrust washers, diaphragms and adjustment knob covers in purple, yellow, blue and black. A small flat head screw driver, a 4mm allen key, and 3 minutes is all that is needed to alternate between colours. Or to make your job even easier, why not purchase a PURGE COVER REMOVAL TOOL (TL00023) to quickly and efficiently unscrew your purge cover from your reg. How many other regs on the market can you change colours to suit your desire?Add the PREDATOR PRO ALTERNATE SECOND STAGE (OCCY) to complete your air delivery system. Care and Storage Instructions After use, wash in fresh water and allow to dry in a well ventilated area out of direct sunlight Store in a well ventilated dry area away from direct sunlight Specifications BALANCED FIRST STAGE2 x HP ports (7/16" - 20 UNF)4 x LP ports (3/8" - 24 UNF)Brass, 232 bar Yoke working pressure (300 bar test pressure)Unsealed for low maintenanceIP of 9.8 to 9.3 bar63.2 litres per min maximum flow rateWorking temperature +10 to +50 (sealed +4 to +50) degrees CelsiusWeight: 820 grams (without hoses)Rubber dust capBALANCED SECOND STAGEFully adjustable to detune or increase inhalation effortSilicon rubber mouth piecesBalanced diaphragm designWork of Breathing: 1.1 J/L at 50m at 62.5lpm on airEAN40 compatibleWorking temperature +4 to +50 degrees CelsiusWeight: 220 grams (without hoses)