Features: Achieve precise blade balancing with this metal lawn mower blade balancer, designed to reduce vibration and extend equipment lifespans after sharpening for optimal cutting performances. Features a durable metal construction with conical multitiered design to accommodate various blade diameters, ensuring quick alignment and compatibility with most lawnmower models. Ideal for homeowners and professional landscapers maintaining residential lawns, golf courses, or commercial green spaces requiring vibration free blade operation. Perfect for post sharpening blade calibration in workshops, garages, or outdoor maintenance areas to ensure smooth cutting efficiency and machine protection. Enhances operational safety by minimizing blade wobble and noise during mowing tasks while preserving cutting deck integrity through balanced rotational dynamics. Specifications: Component:Metal. Size:Approx.55x60x60mm/2.16x2.36x2.36inch Diameter ranges: 9.5, 11, 12.5, 15.8, 19, 22.5, 25.5, 28.5, 31.5, 35mm Option Type:1pc,2pc,3pcs; Package Includes: Package A 1pc Blade Balancer Package B 2pc Blade Balancer Package C 3pc Blade Balancer note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.