This is the Dive Rite Over Pressure Valve – 25 Cord Top Pull
Allows the diver to move the inflator hose to the lower port and create the OPV dump over the shoulder.
“Warning – California Prop 65: Some products on this site can expose you to chemicals including Chloroprene, which is known to the state of California to cause cancer and birth defects or reproductive harm. For more information, go to www.P65Warnings.ca.gov.
