Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used.
One US Divers scuba dive tank J Valve (reserve). 3/4" thread (3/4" NPS. it is actually larger than 3/4" but that is the correct name) , o'ring sealed and rated at 3000 psi, fits most aluminum tanks. Very good condition.
