Light to medium severity, three piece mouth center piece measures 1. 1/2'' and has a loose copper rollers. Three piece mouth allows more bend than a two piece mouth. It also allows more tongue relief. This mouth piece works on the outside bar pressure points. Has copper inlayed bars. 

• Dutton Bits 3 piece dog bone with copper rings 5" mouth piece. 
• Short Calvary Cheek
• Purchase: 2.5'' 
• Shank: 3.5'' 
• Cheek: 6.5'' 
• Handcrafted in the USA