Professional's Choice Black Dot Shank Bit- Dog Bone RollerProfessional's Choice Black Dot Shank Dog Bone Roller Mouthpiece Width: 5" Bar Width: 3 8" Purchase: 2 1 2" Shank: 4" Cheek: 6 1 2" Features: Copper roller, copper inlay This weighted cheek allows for more control and added poll pressure while maintaining clean lateral movement. The cheek pieces are polished steel with decorative silver and black designs. Dog bone mouthpiece. NOTE: These bits will rust when exposed to moisture. This creates a sweet