O ring kit (LRD-08) Model:LRD-08 Size:30 different size material:NBR,VITON EPDM,Silicone... Hardness: ... 60-90 ShoreA O ring kit (LRD-08)1.Kinds: 30 sizes = 425pcs2.Apply for auto,machines,air ... are interested in anyone of them. O ring kit (LRD-08)