Vandoren CM342 B44 Bass Clarinet Mouthpiece<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Validated by musicians as indisputably the best bass clarinet mouthpiece </span></li><li><span class="a-list-item"> Tip Opening - 184 (1/100mm) </span></li><li><span class="a-list-item"> Medium Facing </span></li><li><span class="a-list-item"> Works best with Vandoren #3-#4 Reeds </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31QtniM0oDL.jpg" noproxy>