Stihl 18&rdquo; Oregon Chain Saw Repl. Chain Model #021, 025, 025c, Ms 230, Ms 230c, Ms 230c-be, Ms 250, Ms 250 C, Ms 250 C-be (2268)fits Saws Listed That Use a .325 Pitch , .063 Gauge Chain with 68 Drive Links.. Sold on Amazon