The length is about 24" long with female couplings on each end
The hose is 3/8" inside diameter (ID) 250 PSI made in USA by Goodyear
with the following fixtures
Use this hose to connect the Belvedere 622, 622c or 622TC fixtures (with the tailpiece) to the vacuum breaker.
Use this hose to connect other after market fixtures with a tailpiece to the vacuum breaker