HIFROM(TM 5PCS Air Filter FOR Stihl 021 023 025 MS210 MS230 MS250 CHAINSAW NEW AFTERMARKET 1. New high quality aftermaket replacement parts 2. Fit for chainsaw models 021 023 025 MS210 MS230 MS250 3. This is non original aftermarket parts, please check the pictures for compatibility before buy it . 4. Replace # 1123-120-1613 5. Package includes: 5pcs air filter