Mouthpiece (brass) Mouthpiece (brass) On brass instruments the mouthpiece is the part of the instrument placed on the player's lips. The mouthpiece is a simple circular opening that leads, via a semi-spherical or conical cavity, to the main body of the instrument. Mouthpieces vary to suit the tone of the instrument. Lower instruments also have larger mouthpieces, to maximize resonance (see pitch of brass instruments). Also, mouthpieces are selected to suit the embouchure of the player, to produce a certain timbre, or to optimize the instrument for certain playing styles. For example, trumpet and trombone mouthpieces are usually semi-spherical whereas French horn
Bit mouthpiece in other nations. Seen in many jumping disciplines. Types of Bits: snaffle What it is: Similar to the French-link, except there is a round "ball" on the middle link. Action: double joint reduces the nutcracker effect. The ball tends to concentrate pressure on the tongue. More severe than the French link, less than the Dr. Bristol. Also applies pressure to the lips and bars of the mouth. Materials: Usually stainless steel Use: Rather rare type of mouthpiece, seen in the English disciplines. Permitted in dressage. Types of bits: snaffles What it is: Double jointed bit similar to a French link,