Time to replace your Stihl trimmer head? This 3-pack from RUSSO has you covered! These replacement trimmer heads fit a bunch of popular Stihl models: FS44, FS55, FS80, FS83, FS85, FS86, and FS88 (also fits the 25-2 model mentioned in the title). They're brand new in retail packaging, made in China, and come three in a pack - so you have spares for next time! The part number is 4002R5R3. These are direct replacements for your worn-out trimmer heads, no assembly required. They include the standard California Prop 65 warning about chemicals (common with many products). Perfect for when your current head is worn down, not feeding line properly, or just needs replacement after heavy use. Having three means you can change them out as needed throughout the trimming season. Keep your Stihl trimmer cutting efficiently with these affordable replacement heads!