Feature:1. High quality electric saw chain, better wear resistance and good toughness.2. Highly matched with the original equipment, fit for Stihl MS170 MS61 MS180 MS181 .3. Easy to install and use, effectively improves the efficiency of your work.4. The chain dissipates heat quickly when running, which is convenient to use.5. Easy to replace, a direct replacement for your damaged or broken chain.Specification:Item Type: Saw ChainMaterial: SteelColor: As shown in the pictureLength: Approx.46cm/18.1inFitment: Fit for Stihl MS170 MS61 MS180 MS181 Weight: Approx.474g/16.7oz.Package List:3 x Saw ChainNote:1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.