The STIHL 11436402002 is a genuine OEM rim sprocket designed for optimal performance in STIHL MS 231 and MS 251 series chainsaws. This durable sprocket features 7 teeth and a 3/8" Picco pitch, ensuring efficient power transfer and smooth chain operation. With an outer diameter of 35 mm, an inner diameter of 22 mm, and a thickness of 10 mm, it is engineered for precise fitment and reliable operation. Weighing approximately 0.02 kg, this sprocket is a critical component for maintaining the cutting efficiency and longevity of your STIHL chainsaw.