SpectraTone Yellow Mouthpiece

Did you know that over 95% of trumpet players could improve their mouthpiece setup? That means that 19 out of 20 of us haven't reached our full potential. Harrelson has been providing custom solutions to the most discerning brass players in the world at affordable prices since the 90's. Test any 5MM variations in our shop to find the perfect setup.

SpectraTone BLUE Trumpet Mouthpiece by Jason Harrelson — Kickstarter

Jason Harrelson (@harrelsontrumpets) · Instagram 照片和视频

Mouthpiece ID : r/Clarinet

Harrelson Trumpets - Where Science Meets Sound

SpectraTone & 5MM Backbore

Jason's Blog - Harrelson Trumpets

SpectraTone BLUE Trumpet Mouthpiece by Jason Harrelson — Kickstarter

SpectraTone Trumpet Mouthpiece by Jason Harrelson — Kickstarter

SpectraTone Trumpet Mouthpiece by Jason Harrelson » FREE with your SpectraTone Review — Kickstarter

Harrelson Trumpet Modular Mouthpieces

Harrelson Trumpets just posted this misleading/factually incorrect graph (check comments) : r/trumpet

Now available in RED BRASS to improve efficiency.May 2022 introduces 6 NEW sizes! (20.29, 20.30, 21.34, 21.36, 22.34, 22.36) The Backbore is an

SpectraTone & 5MM Backbore

SpectraTone RED Trumpet Mouthpiece - BackerKit

SpectraTone Trumpet Mouthpiece by Jason Harrelson » FREE with your SpectraTone Review — Kickstarter