O-Ring Kits (LRD-01) Model:LRD-01 Size:18 different size material:NBR,VITON EPDM, ... Silicone.... Hardness:60-90 ShoreA O-Ring Kits (LRD-01)1.Kinds: 18 sizes = 225pcs2.Apply for auto,machines ... home appliance.3.NBR,EPDM,VITION,SILICONE,HNBR,CR,all material we can do.4.Any color,can be ... chose.5.Size AS568,PG series,all spec we can do.6.OEM and produce ... in anyone of them. O-Ring Kits (LRD-01)