The Warburton 5SV Top for Warburton bottom backbores. This item specifically is the top that is designed to screw-into the Warburton backbores. To clarify, It is the top and not the complete mouthpiece. It is Pro equipment for the knowledgeable trumpeter. This top is based on the well-known V-Cup for trumpet mouthpieces. Favoured by renowned lead trumpeters This particular item is a used item but in excellent condition.
