Made from steel material, has high hardness, high cutting performance, and rust resistance. Hardened by quenching process, providing high tensile strength, high density, and wear resistance. Heat-treated and quenched rivets ensure a secure connection between chain links. Compact size, easy to carry and transport. Note: Please verify your parameters to ensure this chain is compatible with your machine. Size: 4 inch Material: Steel Color: As shown in photo Package Contents: 8 x Mini Chainsaw Chain Only the above package content is included; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.