Yes, you can generally use 2-stroke motorcycle oil in a chainsaw. Chainsaws typically require a 2-stroke oil that is mixed with gasoline to provide lubrication for the engine. Motorcycle oil designed for 2-stroke engines contains additives that help lubricate and protect the engine components.
Some 2-stroke oils are specifically formulated for high-performance motorcycles and may not have the appropriate viscosity or additives for chainsaw engines.
To be safe, it's recommended to consult the owner's manual of your chainsaw or check with the manufacturer to determine the recommended oil type and mixing ratio for your specific chainsaw model. Following the manufacturer's guidelines will help ensure optimal performance and longevity of your chainsaw.