EC21 Product Catalogs - chain saw 038 http://www.ec21.com/ec-market/chain saw 038.html 038 Chain Saw (YD-72)http://parkerzhang.en.ec21.com/038_Chain_Saw_YD_72--3988688_3988689.htmlChain pitch: 9.32mm(3/8") Chain lubricating way: Automatic lubricating Volume of fuel tank: 0.68L Volume of lubricating20091208 Chainsaw 5200http://ferr.en.ec21.com/Chainsaw_5200--1659009_3446931.htmlSaw Chain:Carlton Chain Pitch:0.325" Chain Gauge:0.038" Packing Meas:530*260*300mm G.W/N.W:7.9kg/6.7kg Loading Qty:71020090428 Chain Saw Engine Crankshafthttp://miny910.en.ec21.com/Chain_Saw_Engine_Crankshaft--1785540_1787622.htmlcentre distance:62 stroke:34 span:29 journal diameter:17 connroc aperture:15 or 16 can be suitable for chain saw.etc. 20090630