The Log Wizard Chainsaw Bar is made with pre-drilled holes to mount the Log Wizard to your Husqvarna Chainsaw with the K095 mount pattern. The Bar will fit most commonHusqvarna chainsaws including models 61, 65, 66, 77, 181, 185, 260, 280, 281, 285, 288XP, 362, 362XP, 385, 395 570, 575, 2100, 3120XP. The 16" Professional Hard Nose chainsaw bar will run .050 gauge chain in both 3/8 pitch and .325 pitch. Cutterless chain for use with the Log Wizard is available separately. 66 Drive Link, 3/8 pitch cutterless chain and 75 Drive Link, .325 pitch cutterless chain are both compatible with this bar