... China ,the products line including guide bar,saw chain, sprocket,rim,wrench,chain breaker,rivet spinner,sawfile,trimmer line and ... sprocket nose guide bars,carving bar,pro solid bar,harvester bar.3/ Our bars,chain,sprocket,rim,wrenches... are manufactured ... from six inches to forty-two inches. 4/saw chain's material is from Korea directly.we have ... have your demand, we can pick it . CHAIN SAW GUIDE BAR