Stainless Steel Robot Pulley for 420/320/430X/435X/440/450X

Enhanced Traction: These stainless steel spikes provide superior grip, ensuring your robot mower operates effectively on wet lawns or uneven terrain. Sturdy Material: Made from rust-proof stainless steel, the spikes are built to last and withstand various weather conditions without deterioration. Easy Installation: Simply center the spikes on your mower's wheels and secure them with the included screws for a quick and hassle-free setup. High Compatibility: Designed to fit 255 mm wheel sizes, compatible with models 420, 320, 430X, 435X, 440, and 450X for versatile usage. Complete Package: Each set includes two traction spikes and 21 stainless steel screws, providing everything you need for installation.