Metaphorical control (5)

I believe the answer is:
reins
(Other definitions for reins that I've seen before include "Rider's straps" , "They're used to control" , "Guiding straps" , "Straps to control" , "Means of control for a horse" .)
I believe the answer is:
reins
(Other definitions for reins that I've seen before include "Rider's straps" , "They're used to control" , "Guiding straps" , "Straps to control" , "Means of control for a horse" .)