The Kramp 1810041390 is a high-quality replacement lawnmower blade designed for various Castelgarden, Stiga, Alpina, and GGP models with 84cm cutting decks. This genuine Kramp blade ensures efficient and clean cutting performance. It features a length of 415 mm, a width of 50 mm, a central hole diameter of 18 mm, and two outer holes with a diameter of 8.5 mm, spaced 65 mm apart. The blade has a thickness of 3 mm and a right-hand rotation direction. It is an essential component for maintaining optimal cutting results on compatible ride-on mowers.