Husqvarna Automower® Endurance HSS Blades - 300pcs Robotic Mower They have an internal spring

They have an internal spring mechanism and an easy to use locking mechanism

If used with salt

Insulating

as well as a hi-torque gearbox for faster line acceleration and longer line speeds

Husqvarna Automower® Rough Terrain Kit Suits 320 / 330X / 430X / 450X

Husqvarna Automower® Endurance HSS Blades - 300pcs Robotic Mower They have an internal springEndurance HSS Blades (Suits all Automower models) Edge Hardness 63HRC 300pcs Out of stock 17 08 26 Precision engineered robotic mower blades maintain perfect cutting performance. Designed specifically for Auckland grass types and growing conditions. Easy installation with basic tools. Robotic mower service includes blade replacement and system optimization. Keep your automated lawn care system running perfectly.