Materials: Our anti-slip spikes for robot lawn mowers are made of stainless steel with polished surface, durable stainless steel, 225mm diameter, 2.5mm thickness and dimensions. Provides Traction: If the lawn is wet or the ground has a lot of tilt and tilt, the nails give the robot lawn mower better traction and eliminate the need digging in the lawn. High Compatibility: Our spiked shoes fit all quality worx[l] robotic mowers and all other 225MM wheel models. Easy to install: Simply place the stainless steel cord in the center of the wheel and secure it with the screws provided. Traction: When the lawn is wet or that the plot is inclined, the nails give better traction to the robot lawn mower and no longer dig into the lawn. materials: Our studs are made of stainless steel. A material advantage is that the nails do not rust and are therefore durable. Dimensions 225mm x 2.5mm. Easy to fit and beautiful healthy lawn: Simply center the nail on the wheel and secure with the screws provided . cleats ensure the beauty of your lawn. By steering your Robot lawn mower, there are no more holes in the lawn. High compatibility: The wheels are 225 mm and can be used on all mowers L-type landroid robots: wr153e, wr155e, wr147e.1, wr148e. Installation Tips : Put the nail on the wheel and center it. Studs are then secured to the tire using the stainless steel screws provided. Specifications: Model: For worx landroid L models. Material: stainless steel. Dimensions: 225 mm x 2.5 mm. Colour: silver. Scope of supply: 2 x Stainless Steel Nails 12 x Stainless Steel Screws Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.