chain wheel 1,material:STEEL(1023/1045#) 2,the chain wheel got ISO9001:2000 3,we are OEM chain wheel factory 4,standard/non chain wheel Packaging Detail:Steel pallet or poly-wood caseDelivery DetailNegotiationwe produce all kinds of international standard sprocket and gears, and we also can made gears as your requiremnet size and drawing. Specifications1.Gear processing:forging,machining(shaping, ...