This is our Forester Brand Laminated Bar and chain combo compatible with smaller Stihl chainsaws with A074 mounts. 18" bar .325 pitch, .063 Gauge, 68 drives. A Laminated bar is considered a home owner type bar. The nose is a sprocket nose. Models this bar is compatible with include Stihl 021, 023, 025, MS250, and MS230 Chainsaws