Welcome to the Austin custom Brass outlet page where you're going to be able to find some super great deals on discounted mouthpieces and accessories!
This piece that you're looking at is an a1/27 trumpet backbore with the standardized threading that works on most mouthpieces like Warburton, Curry, Greg black, etc
As always these are sold as is with no return, so please ask any questions that you might have before ordering!
Please be sure to check out all of our listings as we have so many great deals! Just type blowout in the search and you'll find a ton of great stuff
