Cutting blade 529 mm compatible lawn mower mower JD 12 PB - 12 PM - 12 SB - 12 SE - 12 SM MEASUREMENTS Distance between holes in mm: 66.00 Central hole: Round Central hole in mm: 16.00 width in mm: 68.00 length in mm: 529.00 Ø external hole in mm: 13.50 CODE: 22-173 ORIGINAL CODE: JD PT14764 PT7132 LAWN-BOY 611240 683682 CZ