Dutton Bits Medium Ported Chain Cavalry BitDutton Bits Medium Ported Chain Cavalry Bit Mouthpiece Width: 5" Bar Width: 3 4" Purchase: 3" Shank: 5 3 4" Cheek: 8 3 4" Port Height: 2" Width: 1 1 2" Features: Copper inlay 2" high 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 Chain pieces collapse across the bars encouraging flexion as well as collection A swept back shank to