DOP541662MA Oregon® PowerSharp® Starter Kit (all Components) No. 541662. Fits Makita Chain Saws. Kit contains (1) PowerSharp® 18" Guide bar, (1) PowerSharp® Chain Loop with 62 drive links, (1) Bar-mount Sharpener and (1) Sharpening Stone. Fits Chain Saws with AO41 bar mount manufactured by Sears Craftsman, Cub Cadet, Dolmar, Efco, Homelite, Husqvarna, John Deere, Jonsered, Makita, McCulloch, Poulan/Poulan Pro, Redmax, Shindaiwa, Skil, Snapper, Tanaka, Toro. Fits Makita model 5012B, 5014NB, 5016NB, DCS 330S, DCS 330TH, DCS 34, DCS 340, DCS 341, DCS 390, DCS 400, DCS 401, UC3030A, UC3500, UC3530A, UC4000, UC4030A.