Blisstime 2 Sets of 4pcs 6 String Acoustic Guitar Bone Bridge Saddle and Nut Made of Real Bone<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Made of real cattle bone， which can offer a better tone than plastic. </span></li><li><span class="a-list-item"> Bone nut size:43mmX6mmX8.5MM </span></li><li><span class="a-list-item"> Bone saddle size:72mmX3mmx9mm </span></li><li><span class="a-list-item"> Package includes 2 pcs nut and 2 pcs saddle. </span></li><li><span class="a-list-item"> Many luthiers and guitar manufacturers prefer bone guitar nuts for their instruments. The bone we offer is oxen bone from China. This bone has minimal porosity and a great appearance. Its density and minimal porosity are features that yield good intonation and clarity. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31yI1rRpJFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31FGwkFxbQL.jpg" noproxy>