Coolhorse Switchback Hinge Port BitCoolhorse Switchback Hinge Port Bit Mouthpiece Width: 5 1 4" Bar Width: 1 2" Purchase: 3" Shank: 5 1 4" Cheek: 8 1 4" Port Height: 1 3 4" Width: 1 1 2" Features: Copper roller The Coolhorse Switchback Hinge Port Bit features a 5 1 4" mouthpiece and a 3" purchase for enhanced control and comfort. Its 8 1 4" full cheek and 5 1 4" shank provide improved leverage, while the 1 3 4" port height and 1 1 2" port width offer effective communication with your