This is an older looking bit with the initials L M on lip bar--I do not know who the maker is. It is a well made iron bit and will hold up for ranch/cowboy use--it has a nice low port--which is 1-1/4 in. High measuring from top of mouth piece--5 in. Silver dots--looks like a sterling piece on end of mouth piece--even the lip bar has silver dots on it. The item "Old Iron silver Dot initial stamped Star Cheek Cowboy Horse Using Bit" is in sale since Thursday, July 26, 2018.This item is in the category "Collectibles\Cultures & Ethnicities\Western Americana\Bits & Bridles". The seller is "kalamitytt4h1l" and is located in Chino Valley, Arizona. This item can be shipped to United States.