Scuba dive balanced diaphragm 1st stage........................more

Diaphragm Balanced Regulator
IP: 135 to 145PSI
5 x 3/8-24 UNF 2B LP Ports
2 x 7/16-20 UNF 2B HP Ports
Bright Chromium Plated Surface (available for custom-made Black Chrome or Trivalent Chrome)
YOKE or DIN
Weight:750g