... USA 2) CE/GS/SGS/ISO9001 saw chain 1) Parameter SpecificationpackageG.W(kgs)Oregonmeasurement drive linkmini.3/8 .050white box6.591VS25*20* ... 9) We are the first factory of manufacturing guide bar, saw chain, and sprocket in China. The product line includes guide ... bar, saw chain, sprocket, rim, wrench, chain breaker, rivet spinner, and saw file, trimmer line and so on. ...