... are avaliable! Parts Models:Komatsu Chain Saw Parts: 2500/3800/4500/5200/5500/5800/6200 chain saw parts etc.Stihi Chain Saw Parts: MS 070, 170, 180 ... Ring, Pulley, Oil pump, sprocket rim, Fan Cover,Worm Gear, Chain, Bar, etc. Crankcase gasket - 4500 5200 gasoline chain saw parts