0.5 Meter (Pack of 5) LC/LC Duplex 9/125 Singlemode Fiber Patch Cable by CableRack<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 0.5 Meter (5 Pack) </span></li><li><span class="a-list-item"> Standard OFNR Zipcord Yellow Jacketing </span></li><li><span class="a-list-item"> 9/125 Micron Singlemode 2-Strand Duplex Cable </span></li><li><span class="a-list-item"> SFF 8431 v4.1 Standard Compliant </span></li><li><span class="a-list-item"> Polarity: Type A to B Crossover (Most Common for Duplex Patch Cords) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51rlP%2BBjbzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Ahy1XPFxL.jpg" noproxy>