Oregon Bar and Chain Set For Husqvarna Chainsaws 16" with .050 Gauge Oregon # 108579 Fits Husqvarna models 33, 36, 38, 40, 41, 42, 44, 45, 49, 50, 51, 55, 57, 133, 140S, 154, 234, 238, 240, 242, 246, 254, 340, 444. Sold on Amazon