High Quality Materials: Our anti-slip spikes for robot lawn mowers are made of high quality 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. 100% 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. High quality materials: Our studs are 100% 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 . High quality 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. < p>Material: stainless steel. Dimensions: 225 mm x 2.5 mm. Colour: silver. Scope of supply: 2*Stainless Steel Nails 12*Stainless Steel Screws