The Fella FEL13854909 is an original equipment manufacturer (OEM) right-hand runner stone protection designed for Fella SM 310 series mowers. This crucial component helps the mower adapt to ground contours, preventing damage to the blades and cutter bar from stones and uneven terrain. Manufactured to Fella's specifications, it ensures precise fitment and reliable performance, maintaining the efficiency and longevity of your agricultural machinery.