High performance, low vibration chain. Square corner, chisel cutters for cutting of clean wood. For engines size 50-100 cc. Chain type H46 (72lp). Drive links 84. Pitch 3/8". Gauge .050". Fits the following Husqvarna models: 257, 261, 262XP, 266, 268, 272, 281. 285, 288XP, 298, 357XP, 359, 362XP, 365, 371, 372XP, 380, 385XP, 394XP, 395XP, 455 Rancher, 570, 575XP, 2100, 2101 and 3120XP.