HQRP 12.5-inch Glass Turntable Tray for Samsung DE74-20015 DE74-20015B DE74-20015G-F R0813119 AP4231212 UMV1152CAW C100 C103 C106 Microwave Oven Cooking Plate 318mm + HQRP Coaster HQRP&reg; Replacement Microwave Plate plus HQRP&reg; Coaster; Overall diameter: 12.5 inches; Outside turntable track diameter where wheels fit: 10 1/4 inches; 1 Year warranty!