... line including guide bar,saw chain, sprocket,rim,wrench,chain breaker,rivet spinner,sawfile,trimmer line and so on now.2.Guide bar including laminated bars ... well as sprocket nose guide bars,carving bar,pro solid bar,harvester bar.3.Our bars,chain,sprocket,rim,wrenches... are manufactured to ... want to develop new drawing or samples. Alloy Guide Bar, Chain saw, High Quality Garden tools, Spare Parts