5MM Modular Mouthpieces - Now Shipping most sizes

Purchase a 5MM and get FREE upgrades through 12/31/2015
(promotion applies to in-stock inventory only)

Just tell us you saw this promotion to receive your choice of the following upgrade options at no charge:
1) 2 additional Throats
2) 1 additional Cup
3) 1 additional Backbore

Order your 5MM Modular Mouthpiece

Harrelson Modular Mouthpieces are now shipping in most standard sizes. Most customers start with something close to their current setup with Cup shape, Throat diameter and Backbore variations. Need help with sizes and options? We're here to help. Call us at 651.330.7774 or email [email protected] to discuss your needs with Jason or Christine.

Already ordered a 5MM?

Everyone with a 5MM currently on order may choose to add extra parts from either of the following upgrade options at no charge:

1) 1 Cup + 1 Throat + 1 Backbore
2) 2 Throats + 1 Backbore

Email us your preferences or simply state, "larger" or "smaller" and we will include these with your order before it ships.