Goodwater bits feature the Swivel Free System, a cheek that swivels freely 260, without impact on the ring or headstalls. It won"t poke into the horse"s head or twist around and tighten the headstall for added comfort. Antique with Stainless Steel Dots. This is a very good bit for introducing Green Horses to leverage. The Broken Mouth allows tongue relief. 5" Sweet Iron 3 Pieces 5 1/2" Shank with Swivel Free System Broken Mouthpiece with 4 Copper Rings and Copper Inlays Size : 5" mouth, 5-1/2" cheek.