SMOOTH CUT: Our robot mower blades are 0.75mm thick and weigh 3g. Thanks to their ULTRA-SHARP blades, they produce a regular and very smooth cut, for a lawn that throws DURABILITY: Thanks to the stainless steel and the special titanium carbide coating, the C blades last a very long time for reliable lawn care. The screws included for the titanium blades are absolutely stainless and are the optimal replacement for all Husqvarna automatic lawn mowers. MAXIMUM SAFETY: Replacement blades for robotic lawnmowers are made of top quality materials and are virtually unbreakable. The titanium blades easily resist obstacles such as stones and guarantee optimal safety for children and animals. WEATHER RESISTANT: Our blades are the perfect replacement for Automower blades thanks to their weather resistance. Even in bad weather, they cut efficiently and reliably and are therefore a must for every Husqvarna robotic lawnmower attachment. VERSATILE: The robotic lawnmower replacement blades are perfectly suited for all Husqvarna Automower mowers - e.g. 105, G1, G2, Solarhybrid, 220AC 230ACX 260ACX 265ACX 305 308 310 315 320 330ACX 420 430X 440 450X R38Li R40Li R45Li R50Li R70Li R75Li R80Li R100Li R130Li R16 0Li R165 R180 Sileno smart Sileno Sileno+ smart Sileno+.