Graph Tech Black TUSQ Nut 6 Stg Elec.Nut 42 x 6<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Play aggressive， shred or bend strings without worry! </span></li><li><span class="a-list-item"> Lightweight &amp; Highly rigid material for optimum vibration transfer. </span></li><li><span class="a-list-item"> Length: 1-21/32 (42.03mm) </span></li><li><span class="a-list-item"> Width: 1/4 (6.00mm) </span></li><li><span class="a-list-item"> Height: 5/16 (7.66mm) - E to E Spacing: 1-3/8 (34.41mm) - Model: PT-6642-00 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31wU72GpneL.jpg" noproxy>