Blade holder hub compatible with TORO lawn tractor mower mowers models 12-38XL, 14-38Z, 16-42T TIMECUTTER, 71180, 71428, 74301, 74403 TIMECUTTER Z380, TIMECUTTER Z420, XL 380H FEATURES Mounting flange to lower edge in mm: 78.30 Upper edge mounting flange in mm: 77.80 Bolt hole in mm: 140.00 Shaft length in mm: 155.70 Number of holes/bolts: 4 Blade holder: Round CODE: ORIGINAL CODE: TORO 80-4341 CZ