Compatible with Multiple Models: Robotic lawnmower spike is compatible with multiple models of Husqvarna Automower robotic lawnmowers, including the 330, 420, 430X, 435X, 440, 450X, 435X AWD, and 550. Improved Traction: The robotic lawnmower spike is designed to improve the traction of your Husqvarna Automower robotic lawnmower, allowing it to navigate more easily over uneven terrain, steep inclines, and other challenging areas of your lawn. This helps ensure a more even cut and a more attractive lawn overall. Durable Material: The stainless steel construction of the robotic lawnmower spike ensures it withstands the wear and tear of regular use and resists corrosion, rust, and other forms of damage. This means it lasts longer and requires less maintenance than other types of lawnmower spikes. Anti-Skid Nails: The robotic lawnmower spike features anti-skid nails that provide additional grip and traction on slippery or wet surfaces. This helps prevent your lawnmower from slipping or sliding and ensures it stays on track while mowing your lawn. Easy to Install: The robotic lawnmower spike is designed to be easy to install and remove, allowing you to quickly and easily adjust your robotic lawnmower as needed. This saves time and effort when maintaining your lawn.