New!  Donated to us from Scuba Pro / Johnson Outdoors.  (Thank you!)  This is a BRAND NEW Scuba Pro "MK25 EVO / S620 TI" Regulator.  (If you look online (check  Amazon, Scuba Pro, anywhere), you'll see that this Regulator Model retails for $1100.  The S-620 is the new upgraded version of Scuba Pro's popular S600 - offering efficient airflow in a comfortable lightweight package.  It has a corrosion-free titanium tube (to protect against sea water) and improved breathing (with the new S620 requiring 37% less effort than the S600).  Available for nationwide bidding, item can be shipped to the Winning Bidder (with additional insurance) or picked up for free in Enfield, Connecticut.  (Best bargain in the Auction!)