BEHN Alto Clarinet and Basset Horn mouthpieces are the same thing - it is part of our Harmony series of mouthpieces called BRAVO.  Our 3D print material is carefully curated for a good sound, and the fact that every BRAVO mouthpiece comes to you  hand faced to the impeccable standards BEHN is known for means that you get fine professional level mouthpiece - at a great price!  Enjoy the benefits of our experience without the premium pricing.