Prefabricated stainless steel crowns with proven successful clinical use for short- or long-term pediatric anterior and posterior use. Refills of individual crowns are available in boxes of five. Wide array of shapes and sizes. High quality stainless steel. 3M ESPE 907045 Unitek Primary Anterior Crown, Upper Cuspid, Size 7.8, Stainless Steel, Pack of 5. Shallow occlusal anatomy means less tooth reduction. Thick occlusal surface to prevent bite-through. Parallel walls allow for operator fit control. Pre-trimmed to optimum length and contour to save placement time. Crown set is packaged in a unique, stackable tray that provides convenient, easy storage of 3M ESPE prefabricated crowns.