The STIHL 11206402005 is a genuine OEM chain sprocket designed for STIHL chainsaws. Featuring a 3/8 inch Picco pitch and 7 teeth, this sprocket ensures efficient power transfer and reliable chain operation. It is a direct replacement part for maintaining the performance of compatible STIHL chainsaw models, including the 009, 010, 011, 012, 015, 017, 018, 019T, 020, 020T, E14, E160, E180, MS 170, MS 171, MS 180, MS 181, MS 190T, MS 191T, MS 192T, MS 200, MS 200T, MS 201T, MS 210, MS 211, MS 230, MS 231, MS 241, MS 250, and MS 251 series.