Type | Cutting Blades : Lame de tondeuse pour jardin Sequence : 16450 Mounting holes diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 9.5 mmMulching function | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : Non Center mounting hole diameter (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 15.9 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 : 63.5 mmLength (in) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 20 inLength (mm) | Lawn Mowers/Scarifiers/Aerators/Hedge Trimmers Powered - Blades : 508.0 mmSuitable for machine/vehicle model | Global : Mulching machine 20" Bernard: BL500 / Husqvarna: Jet49-50-50R-Husky Jet / Jonsered: 450M-MII-600MII-600M-R-S Rotation direction | Global : Droite Suitable for machine/vehicle brand | Global : Husqvarna Mounting holes distance (mm) | Cutting Blades : 47.6 mm