Lawnmower blade for lawn mowers COMPATIBLE WITH : GES 53, RB 53, 53SP, HB 53RB, CPG 53, BL 5053SP, 478 SPS, YM 6021M Features : Length: 515 mm Centre hole diameter: star shape Side hole diameter: 7.5 mm Side hole centre distance: 63.5 mm Code : 22-926 Reference code : 742-0828, 942-0828 MTD