Williams Happy Tongue Bomber BitWilliams Happy Tongue Bomber Bit cheekpiece allows for multiple rein positions. The centre ring acts as a loose ring and the bottom ring promotes poll pressure. Williams Happy Tongue Bomber Bit cheekpiece encourages flexion and helps to prevent drifting. Sizing: Please add 10 15mm to the straight measurement of the mouth, to ensure there is enough room for the bit to curve over the tongue. The mouthpiece of the Williams Happy Tongue Bit is by far