Originally Posted by dabac

Just to be extra clear before I press the "buy" button:
Current fork is Post Mount, I intend to start with 160 mm rotor.
The Formula K24 is available as Post mount and IS mount, both for 160 mm.
I buy the IS mount, ignore the adapter, maybe have to scrounge up some mounting screws, and it goes right on to my PM fork. The adapter can sit on a shelf in case I ever feel the urge to use the brake(with the same size rotor) on an IS forks.

Correct?

Thanks for your help and patience.