Fixed sprocket sprocket chainsaw compatible HUSQVARNA JONSERED Pitch: 3/8" Number of teeth: 7 For models: HUSQVARNA 372 XP, 390, 395, 570, 575 XP, 362, 365, 371, 372, 385 JONSERED 2171, 2186, 2188, CS 2165, CS 2171, CS 2186, CS 2188, 2063, 2065, 2071, 2165 Part No.: 55282058 Original part No.: 503 79 55-01 HUSQVARNA NS