Scubapro MK17 - S555

MK 17 First Stage

• Machined marine grade chrome plated brass body
• Overbalanced diaphragm design
• Dry ambient chamber.
• Safety seat guide and low profile HP orifice.
• Two High Flow Ports (HFP)
• Thermal Insulating System (TIS) and heat transfer fins
• Externally adjustable intermediate pressure
• Two high pressure ports
• Available in 232 bar yoke or DIN system

This is a special combination of 1st and 2nd stages that offer the best possible resistance to cold water diving. S555 Second Stage

• A powerful all rounder,
  an air balanced high performance second stage. The ideal choice for a diver wanting a high performance yet simple to operate second stage remarkably durable and reliable in cold water. The redesigned look for 2006 also includes technical iprovements, a new diaphragm design fo optimized performance and reduced maintenance requirements.
• Air Balanced flow valve.
  Increases safety fun and relaxation on every dive, because it initiates airflow effortlessly and instantly on demand, independent of the cylinder pressure.
• Precision moulded lightweight components and Anti Freeze materials.
  Improved corrosion resistance and cold water performance.
• Diver adjustable VIVA
• Big sof purge and oversized controls.
• Compact size and lightweight materials.