Our products all adopt pollution-free rubber production High quality and good price Good rubber coated with the iron Color Bumper Plates1.Stainless Steel Inserts2.Weight: size ;10LB,15LB,25LB,35LB,45LB,55LB or 5KG,10KG,15KG,20KG,25KG.3.Made of whole rubber dia 50mm.4.All sorts of weight in order to meet different needs.5.OEM service requirment.6.High quality bumper plates made from solid rubber ...