Dutton Bits Solid High Spoon Port Bit on Cavalry ShanksDutton Bits Solid High Spoon Port Bit on Cavalry Shanks Mouthpiece Width: 4 3 4" Bar Width: 3 8" Purchase: 3" Shank: 5 1 2" Cheek: 8 1 2" Port Height: 2 1 2" Width: 1" Features: Copper inlay 2 1 2" high x 1" wide port that will work off of palate pressure on the roof of the mouth This bit gives a horse cues to the roof of the mouth as well as working off tongue and bar pressure A swept back shank to discourage a horse from playing with the shank. This