Marble’s® historically accurate products have long been a favorite of Cowboy Action Shooters and Old West aficionados the world over. COWBOY KNIFE Marble’s® is proud to introduce our "Cowboy" Series belt knife for those who enjoy the romance and mystique of the famed Old West. PEEP TANG SIGHT The Marble’s® Peep Tang Sight is one of the cornerstones of our line. CONTOUR FRONT SIGHTS This front sight has set the standard since 1900. Marble’s®a Contour Front Sights are strong, stable and have a traditional look . SPORTING REAR SIGHTS The most recognizable "American Classic" pattern rifle sight.