Type | Cutting Blades : Lame de tondeuse pour jardin Sequence : 20750 Mounting holes diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 13.5 mmMulching function | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : Non Center mounting hole diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 16.0 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 : 76.0 mmLength (in) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 21 inLength (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 530.0 mmSuitable for machine/vehicle model | Global : Mowing deck 21" Rotation direction | Global : Droite Suitable for machine/vehicle brand | Global : Lawn-Boy Mounting holes distance (mm) | Cutting Blades : 65.8 mm