Ernie Ball Nickel Plain Single Guitar String .013 Gauge 6-Pack<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Custom Gauge plain strings </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Flyqn1EjL.jpg" noproxy>