Item Type: Grass Trimmer Auxiliary Wheel Product Material: Iron, Plastic Weight: Approx. 850g / 30.0oz Product Size: Approx. 35x35cm / 13.8x13.8in1Universal Design: Grass trimmer support wheels are suitable for various household lithium ion grass trimmers and agricultural lawn trimmers, simple and easy to install, without the need for additional tools. 2Reduce Vibration and Noise: Carefully designed shock absorption structure to reduce vibration and noise during mowing, bringing you a more comfortable user experience. 3Efficient Mowing: The combination of sharp cutting blades and stable wheels ensures efficient mowing results, making it easy to create a neat and beautiful lawn. 4Lightweight and Flexible: Grass trimmer auxiliary wheels adopt innovative design, is lightweight and portable, allowing for flexible control over various terrains for mowing and weeding. 5Durable and Reliable: The cordless grass trimmer adjustable support wheels are made of iron and plastic materials, ensuring a long service life without the need for frequent replacement. 1 Set x Grass Machine Wheels (3 Pieces In Total)