Blade, High-lift John Deere replaces TCU15882, .900 inch center hole. Takes (3) blades for a 72 inch mower. This is a high lift blade. Rotary 12643. Fits Models JOHN DEERE: Z830A, Z850A, Z860A, Z930A, Z930M, Z950A, Z950R, Z960A, Z960R, Z970A, Z970R, 1050, 1400, 1500, 3120, 3320, 3520, 3720, 4120, 4200, 4300, 4320, 4400, 4500, 4520, 4600, 4700, 4720, 750, 777, 797, 850, 950, 997
