4x Apeks XTX50 second stages. Mint condition and never been in the water; bought 2 years ago and kept in a dry sealed Pelican case. Selling each for 290$ plus shipping (they currently sell for 349$ from retailers).
- Extreme performance pneumatically-balanced downstream design
- Large progressive two-step purge operation and Comfo-bite™ mouthpiece
- User adjustable opening effort resistance knob and venturi lever
- Metal heat exchanger and barrel for excellent cold water tolerance to {36°F | 2°C}
- Options for right or left inlet orientation - user changeable exhaust tee size