The type B connection consists of a male ball coupling, female socket coupling and either a locking lever ring (2" through 8") or locking ring (10" and 12"), which fits over the male ball coupling’s shank. The type A connection is generally only available in larger sizes. It consists of the male ball coupling, the female socket coupling and a connection ring, which fits over the male ball coupling’s shank. Applications include the transfer of freshwater or wastewater in agricultural, construction, septic, mining and other industrial applications.