The transplate is, you guessed it, a plate. What you bought is a transplate HARNESS. Oh the joys of precision of language.
Well, Dive Rite thinks a Transplate is a harness. Then you add it to a BP, any BP. You do not order a Transplate and get a BP. It is designed for the BP user that wants the adjustability of the Trans Pac. Oh the joys of precision of language.
don O