XS Scuba Intermediate Pressure Test Gauge w/ QD Adapter. 

Components:

Low Pressure Gauge:

• Dual read gauge 0 to 300 psi and 0 to 20 bar
• 2.75” diameter 
• Accuracy 1.5% throughout entire scale
• Stainless steel case
• Above water use only

Push Button Bleeder:        

• Quick and easy pressure relief
• O-ring seal
• Easy to service

STD OPV:

• Over pressure relief valve set at 175-185 psi
• Hidden in picture

LP Port Attachment:        

• Male 3/8”-24 threads
• Spin into low pressure port
• O-ring seal

Spin-On Adapter          

• Allows fast attachment to standard BC QD hose