DR Strings DDT-12 Nickel Plated Electric Guitar Strings， Extra Heavy<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Stable， Accurate， Clear </span></li><li><span class="a-list-item"> DDT Strings go right into tune and lock in. </span></li><li><span class="a-list-item"> Be surprised how little adjustments you make. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jlk3oj3vL.jpg" noproxy>