Fitment for: The engine air filter is a replacement for Viking MB 448.1 T, replacement for STIHL RMA 448.1, please check the model and brand before ordering Premium Material: The air filter is made of high strength shell, and the inner part adopts paper material, has better heat resistant, anti aging, high strength. This is a lawn mower air filter assembly kit replacement parts, you can use with confidence Function: The air intake filter could prevent air from entering your engine, protecting internal components from premature wear. This air filter is for lawn and garden equipment engines Easy to Install: Stringently manufactured to meet the original standard, good replacement for the old or broken one, improving the time efficiency. A simple and fast maintain pleasure Fine Workmanship: Stable performance, better filtration effect, professional manufactured, exquisite workmanship with unique design, durable and high reliability. Which can perfectly match your machine Quantity delivered: 10 pieces Package Contents: Only the above package contents, excluding other products. Size: 11.1*6.7*3.3cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Colour: Black (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)