Check the listing for details. Engraved Sterling Silver Concho Cheeks and Slobber Bar. Condition: New other (see details). Listed at 700.00 USD. Frank Rocha handmade bridle horse bit with frog/ seguno mouthpiece with copper inlay for increased salivation in the horses mouth. 5 in mouthpiece, 8 in cheeks. Engraved Sterling Silver Concho Cheeks and Slobber Bar is a decorative and functional. Its unique sterling silver concho shank cheeks add a stylish touch to your bridle horse gear. Practically new, only tried in a few horses mouths, never ridden in.