This may be snaffle, curb or ring (3)
I believe the answer is:
bit
(Other definitions for bit that I've seen before include "A little coin" , "The boring-piece of a drill" , "Unspoken" , "Piece; horse's restraint" , "Snaffle - small piece" .)
I believe the answer is:
bit
(Other definitions for bit that I've seen before include "A little coin" , "The boring-piece of a drill" , "Unspoken" , "Piece; horse's restraint" , "Snaffle - small piece" .)