As much as I respect dylans knowledge I must disagree with the advice of running sarms as a PCT or bridge. It will only supress you more and make you next cycle less effective.
If you want to keep growing you need to establish and solidify the gains you make from each cycle naturally. Then when you go back on, you'll grow even more. In between cycles it's best to use this: Need something to hold you over in-between cycles? It's designed specifically to maintain that "on" feeling while you clear your receptors for the next go-round.