YSJ1067 Features: * Replacement blade adapter for MTD, Murray, and other lawn mowers * Replaces MTD OEM #748-0189 and 10769 * For 7/8"" crankshafts * Carded * 10 cards per PDQ display Includes: * Kit includes adaptor, Woodruff key, 3 lock washers, 3 bolts, and 2 mounting nuts