Floyd Rose FROFTB42 Original Fat Brass Tremolo Block 42mm<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Added mass and sustain </span></li><li><span class="a-list-item"> Desired tonal qualities of brass </span></li><li><span class="a-list-item"> 12.9MM thick </span></li><li><span class="a-list-item"> Genuine Floyd rose replacement </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/410DmeSTZGL.jpg" noproxy>