| description | bit/bit part name |
| most common driving bit,various mouth pieces, two or three rein slots, fixed or sliding cheeks | |
| attaches to bridle headpiece with nylon or leather cheek straps | |
| bridle cheekpices attach to the two extra floating rings | |
| cylinder mouthpiece with holes, like a flute | |
| meatal pieces attached to middle of mouthpice, like rattles for the horse to play with | |
| mouth piece that is like an axle for metal pieces moving around it like wheels | |
| strap made of metal links, wraps around chin groove | |
| mouthpiece that actively encourages forward movement and bit contact- softer material is most effective | |
| bit uses leverage to raise horse's head | |
| smooth, flat link-follows line of tounge | |