DOP68210HU Power Mate Rim .3/8" Pitch-7 tooth fits Husqvarna Chain saws. Standard 7 Spline Rim Only. Fits Husqvarna model 1100, 154, 160, 162, 163, 180, 181, 185, 2100, 2101, 254, 254 XP, 257, 260, 262, 262xp, 263, 266, 268, 272, 280, 281, 285, 288, 298, 355, 357, 357XP, 359, 362, 365, 371, 372, 372XP, 380, 385, 394, 394XP, 395XP, 480, 50, 51, 55, 55 Rancher, 270, 275XP, 61, 77, L-65 Chainsaws.
This rim has to be used with the Oregon brand Power Mate Sprocket.