Aquila Thunder Reds (U-BASS Strings 91U)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> E and A strings are smaller gauge by design </span></li><li><span class="a-list-item"> WILL REQUIRE NEW NUT </span></li><li><span class="a-list-item"> Designed for U-BASSES up to 21" scale </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/510ZyapFxWL.jpg" noproxy>