General description vhbw replacement blades are designed for high cutting performance, ensuring a perfect, clean-cut lawn with an even surface. These durable blades are suitable for your Worx Landroid robotic lawnmower models WR142E, WR143E, and WR153E. With a titanium coating, they are weatherproof and rustproof, providing reliable cutting performance. The blades can be easily and quickly fixed in place using the enclosed screws. For optimal results, it is recommended to replace all lawnmower blades simultaneously to maintain balanced axle load distribution. Technical specifications Thickness: 0.75 mm Dimensions (length x width): approx. 36 x 18 mm Length: approx. 5.2 cm Mounting hole diameter (per hole): 7.7 mm Weight (total): 43 g Material: steel with titanium coating Colour: gold Width for central bore: 5.4 cm Compatibility and accessories Compatible with Worx Landroid models: WR142E, WR143E, WR153E Includes 27 replacement blades and screws for installation