1,Maunfacturer Offer,fiber optic patch cord 2,Prompt Delivery 3,CE,Rohs,FCC Aprroval 4,DHL,Fedex, ... UPS,TNT Shipment ST--ST PatchcordThe fiber optic patch cord ... 9/125um ,50/125um, 62.5/125um, etc.Diameter0.9mm 2.0mm 3.0mm, etc.Cable materialPVC, LSZHCoresSimplex, duplex, 4cores, 6cores ...