Compatibility: Titanium lawn mower blades are compatible with all Husqvarna and Gardena Automower models and types: such as 220AC 230ACX 260ACX 265ACX 305 308 310 315 320 330ACX 420 430X 440 450X 105 G1 G2 Yardforce McChulloch Solarhybrid Sileno city R38Li R40Li R45Li R50Li R70LiLi R70Li R130Li R160Li R165 R180. Outstanding Cutting Performance: 0.75mm thick titanium replacement blades with smooth edge, sharp and durable, this lawn mower blade will improve the performance of your lawn mower that allows you to mow your lawn efficiently. Premium Quality: The automatic mower blades are made of high quality stainless steel with titanium coating, excellent rust resistance, anti-acid and alkali, wear-resistant and long service life. With titanium alloy to ensure perfect durability in all weather. Easy to Change: These mower blades are double-sided, they are very easy to install and change with 30 screws, you can reverse while one side is blunt. Keep your lawn clean, green and healthy.