Klier Trumpet Mouthpiece Exclusive 3C A1

Silver-Plated Mouthpiece for Trumpet from the Exclusive Series!
  • Bore: 3.7 mm
  • Rim Diameter: 27.6 mm
  • Cup Diameter: 17.2 mm
  • Cup Shape: medium
  • Shaft Size (German): 10.0 mm
  • Backbore: A1
Variants (4)
Klier Trumpet Mouthpiece Exclusive 7E
Klier Trumpet Mouthpiece Exclusive 7C
Klier Trumpet Mouthpiece Exclusive 7B
Klier Trumpet Mouthpiece Exclusive 7D
Klier Trumpet Mouthpiece Exclusive 7E
  • Bore: 3.7 mm
  • Rim Diameter: 27.1 mm
  • Cup Diameter: 16.5 mm
  • Cup Shape: Shallow
  • Shank Size (German): 10.0 mm
  • Backbore: A2
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Klier Trumpet Mouthpiece Exclusive 7C
  • Bore: 3.7 mm
  • Rim Diameter: 27.1 mm
  • Cup Diameter: 16.5 mm
  • Cup Shape: medium
  • Shank Size (German): 10.0 mm
  • Backbore: A2
72
Klier Trumpet Mouthpiece Exclusive 7B
  • Bore: 3.7 mm
  • Rim Diameter: 27.1 mm
  • Cup Diameter: 16.5 mm
  • Cup Shape: deep
  • Shank Size (German): 10.0 mm
  • Backbore: A2
72
Klier Trumpet Mouthpiece Exclusive 7D
  • Bore: 3.7 mm
  • Rim Diameter: 27.1 mm
  • Cup Diameter: 16.5 mm
  • Cup Shape: Medium-Shallow
  • Shank Size (German): 10.0 mm
  • Backbore: A2
72
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Ready for shipping

Standard Shipping
free
Delivery time 1 - 2 working days
Priority Shipping
+ 0,99
Shipping on 20.05.2026
Express Shipping
+ 5,90
Delivery on Thursday, 21.05.2026, if you order within  9 Hrs. 4 Min. 
Shipping and Delivery

Josef Klier - Top Quality from a Master Craftsman!

JK Exclusive mouthpieces stand out with large tonal volume, pure tuning, easy response, and precisely calculated resistance in cup design and backbore, ensuring the player excellent endurance.

The musician’s personal sound ideas and wishes can only be fulfilled with the greatest possible technical precision. That’s why Klier uses computer-controlled CNC lathes to produce their JK mouthpieces. Only this manufacturing method, with its high positioning accuracy, allows the necessary serial precision with tolerances in the micrometer range (thousandths of a millimeter).

Unique in the Mouthpiece Sector

The consistent embouchure and cup diameter of each series, along with exact and differentiated gradation, enable the musician to achieve any desired style without having to adjust their embouchure. A mouthpiece series with such precise and optimal craftsmanship cannot be found in any other mouthpiece offering.

Mouthpieces by Josef Klier - A Sound Beginning!

Features

  • JK Exclusive Series
  • Bore: 3.7 mm
  • Rim Diameter: 27.6 mm
  • Cup Diameter: 17.2 mm
  • Cup Shape: medium
  • Backbore: A1
  • German Shaft Size: 10.0 mm
  • Silver-Plated

Scope of delivery

  • 1 x Klier Trumpet Mouthpiece Exclusive 3C A1

Specification

  • Product number 00101855
  • Instrument Trumpet
  • Shaft Trumpet
  • Cup diameter 17,2
  • Cup depth Medium
  • Colour Silver

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The hotline is currently not manned. You can reach us again on Wednesday, 20.05.2026 at 09:30.

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