1.600series ball bearing 2.Z1~Z3,V~V3 3.material:gcr-15,gcr-11,stainless 4.stocks:ready stocks. 5.16 years experiences 1.600series ball bearing2.Z1~Z3,V~V33.material:gcr-15,gcr-11,stainless4.stocks:ready stocks.5.16 years experiences Product Specification/Models600 series: 607, 608, 609, 6000 series: 6000~60206200 series: 6200~62206300 series: 6300~63206400 series: 6406, 6409Seal Type:Open Style, ...