High Lift replacement mower blade replaces John Deere blade TCU15882 on model 777, 797, 997, 1400 & 1500 series front mowers and others using blade TCU15882. All mower blades are sold individually. Order (3) blades for John Deere 72" deck. 15-12643 similar to Stens 330-506, Oregon 92-114. Be sure to match the part number from the owners manual for the part you are replacing with the OEM number listed.