15 mtr MTRJ-ST Duplex 9/125 Singlemode OS1 Yellow Fibre patch cable MTRJ -ST fibre patch cable OS1 is available in our Amazon store from 1 mtr up to 50 mtr lengths MTRJ -ST Duplex Singlemode fibre patch cable -High quality MTRJ and ST connectors -Each fibre patch lead cable has a short strain relief boot -Yellow Low Smoke Zero Halogen (LSZH or LSOZ) jacket -Individually bagged and labelled. -Singlemode Fibre patch cable available in a variety of Lengths from stock