Apeks XL4 second stage

Features:

• Compact and lightweight second stage improves comfort and helps reduce jaw fatigue on long duration dives.
• High performance pneumatically balanced lever operated poppet valve.
• Large, over moulded self-flushing and controllable purge button.
• Ergonomic Venturi lever is easy to use and locate.
• Flexible nylon braided hose has better cold water performance than a traditional rubber hose.
• Standard metallic hose connection for interchangeability.
• Comfo-bite mouthpiece has a unique bridge that fits across the upper palate and does not require bite pressure to stay in place.
• Re-useable mouthpiece clip makes it simple to change mouthpieces in the field.
• Durable and flexible rubber exhaust tee provides excellent bubble diversion.

Second Stage specifications:

• Cold water Use: Yes
• Type of second stage: Pneumatically balanced
• Opening Effort Control Knob: No
• Integrated Venturi Lever: Yes
• Mouthpiece: Comfo-bite™
• Exhaust tee: Standard, one set
• Heat Exchanger for freezing resistance: Yes
• Hose type: Braided Flexi-hose. NOT INCLUDED
• Overall work of breathing (WOB) scores: Avg. 0.90 joules/liter
• Nitrox compatible: Yes up to 40% Oxyge