Smartbase Burn-Out Coping For 5.7Mmd Wide Smartbases (5.7mmD Platform) - 1/Box SKU# 9000-57-28B 9000-57-28B Product not available in this store. Description The SMARTbase Burn-Out Coping is used for traditional restoration fabrication on a SMARTbase titanium base. The package contains two burnout copings. Specification No Specifications are foundNo Documents are found Documents View More