Guide Bar + Saw Chain Combo Pitch: .325 Inch Gauge: .050 Inch Drive Links: 72 Bar Length: 18-inch (Sprocket Nose Tooth Count: 10) Compatible with Husqvarna Models: 45, 50, 55, 133SG, 136, 137, 140, 141, 142, 154, 234, 240, 242, 243, 246, 254, 340SE, 345, 346, 350, 440, 450, 455, 460, 545, 550, 560Compatible with Jonsered Models: 49SP, 50, 51, 510SP, 520, 525, 535, 2045, 2050, 2141, 2145, 2150, 2152, 2245, 2250

Compatible with Parts: 180MLBK095, 180SLGK095, and 180TXLBK095