Dear Sir, Good day to you. We are exporter and manufacturer for various industry.We have been dealing in producing various parts for 15 years.We have our own factory who produce brake drum,hub,gear,pinion,bucket pin and bushing etc,we are also one of OEM suppliers to Komatsu China.We have a warehouse,export about 9 millions US dollars a year.We want to supply and produce you some parts,esp bucket pin,bush etc. Our main business: 1,Engine spare parts: such as cylinder block,head,crankshaft,camshaft,piston,liner,connecting rod,piston ring,pin,bearing,bushing,turbo and so on.2,Final drive and transmission spare parts: such as pinion,gear,hub,drum,friction disc and plate,seal ring and so on.3,Undercarriage spare parts: such as idler,sprocket,track roller,carrier roller,track link,shoe,bolt,nut etc4,Ground engagement tools: such as Bucket,tooth,adapter,pin,bolt,nut,side cutter,cutting edge,end bit etc Warranty: 12 months.