MS231, MS251, MS271, MS291, 311, and MS391 air filters are for model 1141, 120 mm x 1600 mm, by MADEWELL.

🌟 Key Product Benefits: Superior Filtration Performance: Uses high-quality filter media to effectively block dust, debris, and fine particles, preventing premature wear and maintaining optimal engine power. Durable and Resistant: Its robust construction and high durability ensure reliable and long-lasting filtration under various operating conditions. Perfect Fit: Designed specifically for the indicated models, its easy installation ensures a perfect seal and eliminates any risk of leaks. Improved Engine Performance: Clean air intake promotes more complete combustion, contributing to smoother and more fuel-efficient chainsaw operation. Ideal Maintenance Kit: An economical solution for regular maintenance and replacement of worn or clogged filters. 📦 Package Contents: 1 high-performance air filter (exact quantity depends on the kit chosen). 🔧 Usage Tips: Check and clean your air filter regularly, increasing the frequency of checks when working in dusty environments. Replace the filter promptly if it is excessively dirty or damaged to protect your engine.