Homelite 18" Oregon Chain Saw Repl. Chain Model #25, 27, 4100, 4150, 4500, 4550, D4550B, I3850B, I4150B, I4550B, Super 420, Timberman, UT10896, UT10910, UT10927A, UT10942A, UT10946A (2072) Sold on Amazon