DOP11892HU Power Mate Rim .325 Pitch-7 tooth fits Husqvarna Chain saws. Small 7 Spline Rim Only. Fits Husqvarna model 133, 140, 142, 154, 234, 238, 240, 242, 242XP, 246, 254, 254XP, 257, 262, 262XP, 346, 346XP, 351, 353, 357, 39, 40, 42, 44, 444, 45, 455, 455 Rancher, 460, 460 Rancher, 49, 50, 51, 55, 55 Rancher Chainsaws.
This rim has to be used with the Oregon brand Power Mate Sprocket.