The stainless steel blade is easy to replace with the supplied screws and the hex key<br> It is recommended that you change the blade of your lawnmower once a year<br> Robust and sharp stainless steel blade, powerful lawn mower, perfect even for overgrown grass<br> Note:<br> There may be a 0-1 cm error due to manual measurement. Please make sure you don't mind before bidding.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you<br> Specification:<br> Compatible Model: For the Robomow RX<br> Material: stainless steel<br> Length: 11cm / 4.33in<br> Package included:<br> 1 x Blade Replacement<br> 1 x Hex Key<br> 2 x Screws<br>Note: <br>1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. <br>2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!<br>About Shipping: <br>1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly.<br>2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.<br>3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping!