... brass color 1.Name:Spring Plate /Copper Ring for Fire Control2.Size:OD60mm3.Material:copper4.Surface:original brass color5. ... ,Inner Diameter:56mm,Height:5mm5).Typecustomized product6).UsageUsed for fire control7).SampleSample time:7daysSample charge:depends on the designSample ... ,boiler accessories,pneumatic accessories and PPR PVC P-E fittings,tap,valve,fountain series,mainfold,cutter,hot melt device ...