大量供应2",3.5" 牵引销，各种锁具，凸轮轴

we are xingtai hechang factory in china,we produced the kingpins,brake camshaft,container locks for more than 20years.all our goods are produced by CNC machine.with best quanlity,competitive price,our products are sold to more than 30countries and regions.welcome new and old friends to come to our factory.we sincerely wish we can build pleasant and long term businesship in near future.