Product Details:

• "The 8"" Calvary Correction applies more pressure to the palate, tongue, chin, bars, and the corners of the mouth. This is not a bit for lateral flexing exercises, but works well as a stopping or collection tool.
• The higher port of the 8"" Calvary Ported bit increases the degree of contact with the palate while offering tongue relief with it's 1-1/2"" width. This bit is for the finished horse and it is a tool for collection."