The Ratioparts 30540 is a high-quality aftermarket lawn mower blade, precisely engineered for various Honda HRG series lawnmowers. Measuring 420mm in length, this blade ensures efficient and clean cutting, maintaining the pristine condition of your lawn. It features a central bore of 21mm and two outer bores of 10.5mm, with a center-to-center distance of 90mm between the outer holes, ensuring a perfect fit and balanced operation. This blade is a reliable replacement for several Honda OEM part numbers, offering durability and consistent performance.