Robotic Mower Traction Improved Auxiliary Wheels for Landroid L Robot Lawn Mower Traction Wheel FG05 Features [Traction]: When the lawn is wet or the property has many slopes, the spikes provide better traction for the robot lawn mower, helping to prevent it from digging into the lawn. With these auxiliary wheels, your lawn robot maintains stability and stays on the lawn. [Premium Material]: Our spikes are made of stainless steel, which is rust-resistant and durable. Dimensions: 225mm x 2.5mm. Includes 12 stainless steel screws. [Easy Installation and Lawn Protection]: Simply place the spike in the center of the wheel and secure it with the included screw. These high-quality spikes help protect your lawn by reducing damage and preventing unsightly holes. [High Compatibility]: Wheel size is 225mm and compatible with all L series models of Landroid robotic lawn mowers. Model: TLWL-02 Material: Stainless steel Color: Silver Package Contents: 2 x Traction wheels 12 x Nails 1 x English manual Note: Light reflection and different display settings may cause slight variations in color between the product image and the actual item. Measurement may vary by +/- 1-3cm.