20" Chainsaw Guide Bar by Cross PerformancePitch: .325", Gauge: .058", Drive links: 80Fits Husqvarna: 33, 44, 45, 49, 50, 51, 55, 55 RANCHER, 57, 133, 154, 234, 238, 242, 246, 254, 257, 261, 262, 336, 340, 345, 346, 350, 351, 353, 242XP, 254XP, 262XP, 339XP, 346XP, 346XP E-TECH, 346XPG, 353 E-TECH, 353G E-TECH, 357XP, 357XPG, 359, 359 E-TECH, 360, 435, 435E, 440E, 444, 445, 445E, 450, 450E, 455, 455E RANCHER, 455 RANCHER, 460, 460 RANCHER Uses our chain: 31-30-250Lx78; Click here to view chains for this bar;