Tom Balding D-Ring Slick 50 Snaffle BitTom Balding D Ring Slick 50 Snaffle Bit Mouthpiece Width: 5 1 4" Bar Width: 1 2" Ring Diameter: 3 1 2" Ring Thickness: 3 8" Bit Material: Sweet Iron This beautifully crafted snaffle bit features a satin Baseline D Ring. The mouthpiece is the Slick 50. The mouthpiece is 5 1 8" and the ring diameter is 5 16". The Tom Balding Baseline Bits feature a satin finish and do not have copper inlays.