... ring ShoreA50,60,70,80,90 black,white,red,green,yellow,blue NSF,FDA,WRAS,TZW,W270,UL Lead ... time15days Itemwater tube black o ringDescriptionMaterial:NBR,EPDM,FKM,ACM,IIR,SiliconShoreA50,60,70,80,90black,white,red,green,yellow,blueNSF ... REACH, ROHS and PFOS commands. Partial meet PAHS,NP requirement.NBR,EPDM,FKM,ACM,IIR,Silicon rubber etc. are available.Material usage ...