Accumulator
Well-known member
Heh heh, if we're talking "industry standard for many years", IMO the Cyclo fits the bill with decades to spare
Most durable RO polisher ever, my older one from the early '80s is just getting broken in and it was (ab)used for years in a commercial setting.
As will numerous other plates in varying sizes.

No, the GG 6 uses a standard threaded backing plate so that will definitely fit.
As will numerous other plates in varying sizes.