Package Contents: 42-047 Magnetic Wall Mounted Blade Balancer Fits All Lawn Mowers Like Troy Husqvarna Replacement Blade 339075B Balanced Blade After Grinding Black Spare Part Number: Replacement 42-047 339075B Applicable Model: Blade balancer, fits all lawn mower blades, fits Troy Husqvarna and more. Specially designed for almost all brands and models of lawn mower Description: The highest after-sales warranty Low cost, the highest cost performance Brand new High quality, durable and easy to install The blade balancer is made of high-quality metal aluminum, which is strong and durable, with good wear resistance and corrosion resistance. Compared with similar plastic cones, it is more durable and has a longer service life. Smooth Cutting: Heavy-duty precision blade balancers can ensure precise blade balancing, proving unbalanced and curved blades, achieving smoother cutting. Extend the service life of the lawn mower and reduce vibration. Packing and Installation: 6 large magnets. Place the blade on the balancer and fix it in place with a good magnet to complete the balancing process. If you have any questions about the product or the installation process. Please contact our technical service as soon as possible. Package Included: 1Magnetic Wall Mounted Balancer with Blades and Instruction Manual (As the picture shows, please contact us if you receive the item with missing parts). Notes: If you are not sure whether the item is 100% suitable for your car before purchasing. Please allow 1-3cm difference due to manual measurement. Due to the difference in display and light, the picture may not reflect the actual color of the item. Thanks for understanding.