Dutton Bits Solid Port Sweet Iron BitDutton Solid Port Sweet Iron Bit Mouthpiece Width: 5" Bar Width: 1 2" Purchase: 3" Shank: 5 1 2" Cheek: 8 1 2" Port Height: 2" Width: 1 1 4" Bit Material: Sweet Iron Features: Copper inlay This bit will help encourage collection and flexion as this bit mainly works off of bar pressure where the sweet iron on this mouthpiece is located This bit will give tongue relief where the port of the bit is located This bit will also work off of outside tongue