... 32 sizes, total 407pcs, AS568 standard 1. o ring kits 8B features:1) Model No: o ring kits 8B2) Material: NBR, NR, FPM, ... box color: red, blue, yellow5) o-ring color: blackCatalogue Details: Prosuct Name :o ring kits 8B Description : Model No. : O-Ring Kits 8B Material : NBR, NR ... , EPDM Spec : 32 sizes, total 407pcs, AS568 standard color of o ring : black color of box : red, blue, yellow2. We have ...