Mainstreet Precious Metal: “AKA Precious” Sire: Bengalkosd Silver Bullet Dam: Mainstreet Gizmo Precious is now retired but left us with our wonderful Mainstreet Flor De Tango and Mainstreet Merry Go Round. Both can be seen on our queen page. You can see others on our sold page like GRC Mainstreet Topaz of Tatsu. HCM NEGITIVE - 2-6-2010 by Cardiologist, ACVIM Dr. Sharon Huston,