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4-64***** (Click here to purchase) 4-64***** (Click here to purchase)

Northern Brass 4-64***** Trumpet Mouthpiece .640 inner diameter
This has the #4 semi flat rim which is similar to the GR e rim but not as wide overall and a medium shallow cup.
The GR #1 back bore is used for a focused and versatile sound.There is a sufficient amount of what many refer to as "undercut" for chop room. A great choice for those who bottom out on the 6a4a the Shew models and similar shallow mouthpieces. Players who like this also like the 4-64*** and 4-64**** for extra efficiency and upper register assistance.
Please see the Northern Brass Mouthpieces Description section for more info on the rims and cups.

Shipping outside of the USA contact us first before purchasing. We will invoice you separately for International shipping. We only use Guaranteed Global Express which is $99.00.

Our Price: $235.00
4-64**** (Click here to purchase) 4-64**** (Click here to purchase)

Northern Brass 4-64**** Trumpet Mouthpiece .640 inner diameter
This model has the #4 semi flat rim similar to the GR e rim but not as wide overall.The cup is medium shallow. There is a sufficient amount of what many refer to as "undercut" for chop room. A great choice for those who bottom out on the 6a4a or the Shew models and similar shallow mouthpieces. Those who like this model also like the 4-64GP*** for when they want a brighter sound, and the 4-64***** for a slightly broader sound and more cup volume.
Please see the Northern Brass Mouthpieces Description section for more info on the rims and cups.

Shipping outside of the USA contact us first before purchasing. We will invoice you separately for International shipping. We only use Guaranteed Global Express which is $99.00.

Our Price: $235.00
3-64*** Clik here to purchase 3-64*** Clik here to purchase

Northern Brass 3-64*** Trumpet Mouthpiece .640 inner diameter
This unique high efficiency mouthpiece design has the shallow brighter sounding *** cup and the comfortable #3 rim which is similar to the standard GR rim but with a softer bite There is a sufficient amount of what many refer to as "undercut". Players who bottom out on mouthpieces like the 6a4a and the shallow Shew model mouthpieces often like this model. The #3 rim and cup was chosen as one of the most popular models from the original beta testers and put into use by professional players,serious recreational players, and come back players. The big and bright trumpet sound generated by this mouthpiece is truly exceptional. A sizzling sound that soars into the double registers yet remains full in the low and middle range. Lightning fast response and articulations with good sound and intonation.

Players who like this model also like the 3-64**** model.
Please see the Northern Brass Mouthpieces Description section for more info on the rims and cups.

Shipping outside of the USA contact us first before purchasing. We will invoice you separately for International shipping. We only use Guaranteed Global Express which is $99.00.

Our Price: $235.00
3-64**** (Click here to purchase) 3-64**** (Click here to purchase)

Northern Brass 3-64**** Trumpet Mouthpiece .640 inner diameter
This has the medium shallow **** cup but with the comfortable #3 rim which is similar to the GR standard rim width but has a softer bite.There is a sufficient amount of what many refer to as "undercut". A great choice for those who bottom out on the 6a4a the Shew models and similar mouthpieces. Those who like the 3-64*** often add this model to their arsenal for when a darker broader sound is desired yet still efficient enough to tackle the most difficult trumpet literature. GR#1 back bore is used.
Please see the Northern Brass Mouthpieces Description section for more info on the rims and cups.


Shipping outside of the USA contact us first before purchasing. We will invoice you separately for International shipping. We only use Guaranteed Global Express which is $99.00.


Our Price: $235.00
4-64*** (Click here to purchase) 4-64*** (Click here to purchase)

Northern Brass 4-64*** Trumpet Mouthpiece .640 inner diameter
This model has the #4 semi flat rim similar to the GR e rim but with less overall width. A shallow *** cup depth.There is a sufficient amount of what many refer to as "undercut" for chop room. A great choice for those who bottom out on the 6a4a or the Shew lead and similar shallow mouthpieces.
Those who like this model also like the 4-64**** and 4-64***** for when a darker broader sound is desired. The 4-64*** is identical to the previous 64GP*** model.
Please see the Northern Brass Mouthpieces Description section for more info on the rims and cups.

Shipping outside of the USA contact us first before purchasing. We will invoice you separately for International shipping. We only use Guaranteed Global Express which is $99.00.

Our Price: $235.00
4-64 M (Click her to purchase) 4-64 M (Click her to purchase)

New for 2019!
Northern Brass 4-64M Trumpet Mouthpiece .640 inner diameter
This model has our popular #4 rim with a medium cup depth similar to the GR e rim but not as wide overall and the GR #2 back bore.
This is a great all around mouthpiece the cup is similar in depth and shape to the standard GR M cup but with special tweaks.
So now you have a total of 4 graduated cup depths to chose from in the .640 diameter size all on the same #4 rim!
Go ahead you know you want all of them :-)
Please see the Northern Brass Mouthpieces Description section for more info on
the rims and cups.

For International shipping we use USPS Global Express Guaranteed which is usually around $100.00


Our Price: $235.00