Laser biggest milling chainsaw bar and chain combo 24in 24/25 28 36 42 inch bar E099 D025 tail mount fit for MS170 MS180 MS461 MS391 MS660 MS661 MS880 MS881 G070 G660 G660pro G888 stihl chainsaw. Six-month warranty is available for home users and a three-month warranty for commercial users. Free return Label in the US.