Type | Cutting Blades : Lame de tondeuse pour jardin Sequence : 21600 Mounting holes diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 12.3 mmMulching function | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : Oui Center mounting hole diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 9.5 mmCenter mounting hole shape | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : Rond Mounting part width (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 69.9 mmLength (in) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 21 inLength (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 533.0 mmSuitable for machine/vehicle model | Global : Mulching Blade Fit 21" Rotation direction | Global : Droite Suitable for machine/vehicle brand | Global : John Deere Mounting holes distance (mm) | Cutting Blades : 50.8 mm