Copy Slide Holder 1 1/4 Brass Type x 26" lg Complete. Includes Copy slide 1.25"x26", Top Centering ruler, 2 Copy slide groove clamps, 2 lower mounting brackets with thumb screws. These units are used and have been used, so expect scratches and top scale not to be the greatest. However, is fully functional. Gravograph New Hermes Part no 33-165-00