1. APPLICABLE MODELS Replaceable air filter with cover, suitable for STIHL 024 026 MS240 MS260 chainsaw, with high compatibility. 2. PART NUMBERS: Replacement product part numbers are 1121 140 1915 and 1121 120 1617, built to meet original standard specifications. 3. GOOD DURABILITY Using high quality plastic materials, durable to use, wear resistant, corrosion resistant and long service life. 4. SPARE PARTS Perfect accessories for garden tools, stable performance, can effectively extend the service life of the chainsaw. 5. SIMPLE INSTALLATION Exquisite craftsmanship and high precision help provide the best performance, which can perfectly match your machine. Specification: Item Type: Air Filter Assembly Material: Plastic Weight: Approx. 150g / 5.3oz Application models: suitable for STIHL 024 026 MS240 MS260 chainsaw. Replacement Part Numbers: 1121 140 1915 and 1121 120 1617 Package List: 1 x Air Filter Cover. 1 air filter.