Guaranteed compatible:100% compatible For Luba and For Yuka series of robotic lawnmowers. (For LUBA 1000 to LUBA 5000 / For LUBA 2 3000 to LUBA 2 10000 / For YUKA 600 to YUKA 1500,etc.) First-Class Workmanship Blades: Our blades are made of high-quality stainless steel. This makes them , robust, shatterproof and -. In additional, 2 hole design blades can be flipped and used on both sides,Can be used up to 4 times Quality Screws and Washers - These galvanized screws have a good anti-rust and anti- effect. The safety varnish and plastic washers protects against vibration-related unscrewing High-quality Cutting Performance: These replacement blades produce an evenly smooth cutting pattern, the result is a beautiful, even lawn pattern and thus a permanently healthy lawn Universal Compatibility: Our replacement blades are compatible with a wide range of lawn mowers, making them a versatile choice for and landscaping professionals alike Due to different batches, there may be differences in product appearance and printed text, which not affect use Color:Gold Material:Stainless Steel Package Contents: 90 * blades 90 * screws 90 * washers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.