
From our web site:
The RS-520 regulator is the latest TUSA fi rst and second stage that delivers excellent quality in an affordable, lightweight, travel-friendly system. The balanced piston R-500 fi rst stage is incredibly small and weighs only 720g. It has a full complement of four low-pressure and two high-pressure ports and is equipped with a quick adjustment screw that can easily be tuned for optimum performance. The S-20 second stage is a compact and lightweight design featuring an over-sized purge button and an ortho-friendly mouthpiece for greater comfort and reduced jaw fatigue. The S-20 second stage can also be configured for left or right hose layout.
More info here: Tusa RS-520 Regulator
This special price ends at midnight Eastern time on October 27.
You must use coupon code LPLFT25 at checkout to receive an extra 25% off, bringing this regulator down to less than $150!