Features: Fit for STIHL 029 039 O29 MS290 310 390 MS290 MS310. Made of premium materials, non-toxic, wear-resistant and available for long service life. The replace OEM:1127 120 1621. Easy installation. Perfect match for the original one. Easy to remove and replace as part of routine maintenance. Specification: Condition: 100%Brand New Material: Plastic+filter paper Replace OEM:1127 120 1621 Color: As shows in pictures Length: Approx.12cm / 3.94in Package List: 1* Filter Features Perfect Fit: Designed to fit STIHL 029, 039, MS290, MS310, and MS390 chainsaws, ensuring a seamless installation process and optimal performance. Premium Quality: Crafted from high-quality materials, this air filter is non-toxic, wear-resistant, and built to last, providing long-lasting filtration and protection for your chainsaw. Genuine Replacement: The air filter is a perfect match for the original equipment manufacturer (OEM) part number 1127 120 1621, guaranteeing compatibility and reliable performance. Easy Installation: With its user-friendly design, this air filter can be easily installed in a matter of minutes, allowing for hassle-free maintenance and improved air filtration. Routine Maintenance Made Simple: Regularly replacing your chainsaw's air filter is crucial for keeping it in optimal condition. This air filter is easy to remove and replace, ensuring that your chainsaw remains in top shape.