General description High quality flywheel designed to fit Stihl chainsaws 021, 023, MS210, MS230, and MS250. This product is a perfect replacement for broken flywheels, ensuring durability and strength for optimal performance. Technical specifications 100% brand new High hardness Good strength Durable construction Compatibility and accessories Compatible with Stihl chainsaw models: 021, 023, MS210, MS230, MS250 OEM part number: 1123 400 1203 Installation Easy to use and install Usage Widely used in agriculture, fisheries, livestock farming, aquaculture, and forestry