Features: 1. Efficient Air Filtration: This air filter is designed to effectively filter air, providing clean and dust free air to the engine, restoring engine performance with high filtration efficiency. 2. High Performance: The air filter offers excellent performance and can effectively prolong the lifespan of your machine. It is designed to perfectly match your machine for stable performance. 3. Durability: Made from filter cotton material, the air filter is strong, durable, and wearproof, allowing for a long service life. 4. 10pcs Dual Layer Air Filters: With 10 dual layer air filters included in the pack, it provides the convenience of immediate replacement, ensuring efficient operation of your machine at all times. 5. Easy Installation: Air filter fits perfectly for MS180 MS170 chainsaw . Simply replace the old filter with this new one and enjoy improved engine performance. Specification: Item Type: Chainsaw Air Filter Material: Cotton Weight: Approx. 41g / 1.4oz Product Size: Approx. 87x63mm / 3.4x2.5in Package List: 10 x Chainsaw Air Filter Features Efficient Air Filtration: Provides clean and dust-free air to the engine, ensuring high filtration efficiency and restoring engine performance. High Performance: Enhances the lifespan of your machine with excellent performance, designed to perfectly match and stabilize your machine's operation. Durability: Made from strong and wearproof filter cotton material, ensuring a long service life for the air filter. 10pcs Dual Layer Air Filters: Includes 10 dual layer air filters for immediate replacement, ensuring continuous efficient operation of your machine. Easy Installation: Perfectly fits MS180 MS170 chainsaws, allowing for a quick and hassle-free replacement that instantly improves engine performance.