This is a genuine Kohler 14 HP piston equipped with rings set 47 874 21 K321 Std, suitable for lawn mower parts and accessories. The piston is designed for durability and reliability, ensuring that your lawn mower runs smoothly and efficiently. With a brand like Kohler, you can be assured of the quality and performance of this product. The set comes with one piston and is appropriate for any type of lawn mower with a 14 HP engine. Purchase this piston set today and take your lawn care to the next level.