HIGH QUALITY: 100% brand new and high quality. High hardness, good strength, durable. IDEAL REPLACEMENT: Ideal replacement for the broken sprocket clutch of the lawn mower, lawn mower. EASY INSTALLATION: Easy to use and install. FIT FOR: Fits for Stihl 018 023 025 MS170 MS180 MS210 MS230 MS250 chainsaw. FIT FOR: Fits for Stihl 018 023 025 MS170 MS180 MS210 MS230 MS250 chainsaw. stihl chainsaw sprocket ms170 clutch kit stihl chainsaw chain ms170 membrane kit stihl ms 180 clutch stihl ms 250 chainsaw oil pump 023 stihl chainsaw clutch stihl ms192t clutch stihl 190t chainsaw part stihl Features: 1. 100% brand new and high quality. High hardness, good strength, durable. 2. Ideal replacement for the broken clutch sprocket of lawn mower, lawn mower. 3. Easy to use and install. 4. Fits Stihl 018 023 025 MS170 MS180 MS210 MS230 MS250 chainsaw. 5. Widely used in agriculture, fishing, animal husbandry, aquaculture, forestry. Specification: Condition: 100% Brand New Material: Metal Color: As