Backbores and Tops

Austin Custom Brass Backbores All ACB tops and backbores utilize the now universally accepted "Warburton" threads, making them compatible with almost every other maker's modular components! Check out our mouthpiece sizing spreadsheet to see which...

Mouthpiece Tops From ACB! Making custom mouthpieces is one of the main reasons I opened up my shop. I wanted to make a mouthpiece that felt comfortable, had a rich sound full of overtones, and didn't zap my endurance! After a lot of time on the lathe,...

Our Legacy Series Mouthpiece Tops in Beautiful, Comfortable Acrylic! I started making and playing on acrylic mouthpiece tops due to my allergies to silver and gold, but they've become incredibly popular with our customers as well! They're super comfy!...

ACB KA Series Backbores - The Commercial Sound You've Been Waiting For! Having the right backbore is a huge component of finding your perfect mouthpiece, especially in high pressure lead trumpet/commercial settings. Our KA Series backbores are designed...

 ACB  "C" Series Copper Trumpet Mouthpiece Tops:   Why copper?      In general  solid copper mouthpiece tops are of the same design as our standard series  mouthpiece tops, but with a different core...

A Specialty Backbore for Vintage Trumpets The ACB VNT Vintage trumpet shank backbore is specially designed to work with pre 1930's classic trumpet shanks (King Liberties, Holton Revelation, Martin Handcrafts, etc). Right now only one size is...

Our New Standard Series Mouthpiece Tops in Beautiful, Comfortable Acrylic! I started making and playing on acrylic mouthpiece tops due to my allergies to silver and gold, but they've become incredibly popular with our customers as well! They're super...

Special O.P.S. - Optimal Pressure System       The Warburton "Special O.P.S." - Optimal Pressure System There's no such thing as "no pressure" when it comes to playing the trumpet. However, too much...

Mouthpiece Tops From ACB! Making custom mouthpieces is one of the main reasons I opened up my shop. I wanted to make a mouthpiece that felt comfortable, had a rich sound full of overtones, and didn't zap my endurance! After a lot of time on the lathe,...

A.T.V. - Advanced Training Visualizer   Visualizers have been used successfully as a diagnostic tool by brass teachers since the 1920's. Our approach with the A.T.V. goes far beyond visual diagnostics, providing an...