Features COMPATIBLE MODEL: This air filter is suitable for Stihl MS210 MS230 MS250 021 023 025 chainsaw, useful and practical 1123 120 1613 OEM: Part number is 1123 120 1613, can be used and ensure a perfect fit with your devices Anti-oxidation and anti-corrosion ABS: The air filter is made of ABS material, anti-oxidation and anti-corrosion to increase service life IMPACT AND SCRATCH RESISTANT: Air filter replacement is impact resistant, scratch resistant and environmentally friendly REPLACE OLD OR BROKEN: You can directly replace your old or broken chainsaw ignition coil with this product, which is very convenient Specification: Item Type: Air Filter Material: ABS Package list: 2 x air filters 1 * Spark Plug Package List 2 x Air Filter 1 x Spark Plug