Bob Avila Leaf Shank Solid Medium Port BitBob Avila Leaf Shank Solid Medium Port Bit Mouthpiece Width: 5 1 4" Bar Width: 1 2" Purchase: 2 3 4" Shank: 5" Cheek: 7 3 4" Port Height: 2" Width: 1 1 4" Bit Material: Copper bars Bob Avila's signature leaf shank bit with copper bars features a medium solid port mouthpiece that works well on many horses. The copper on the bars makes this bit very palatable in the horses mouth and offers plenty of tongue relief while maintaining control. The copper