Machined from high-grade synthetic material on advanced CNC equipment, the B13 features a 1.40 mm tip opening and a long 28 mm facing. It is the pinnacle of openness in the Gleichweit range and requires a highly developed embouchure to realise its full potential.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B13 produces a commanding, full sound with remarkable depth and presence. It is the choice of clarinetists performing demanding contemporary repertoire, or those who simply want the maximum expressive scope available.

Precision-crafted on advanced CNC machinery from high-grade synthetic material, the B12-3 features a 1.36 mm tip opening and a 25 mm facing. This model sits near the top of the Gleichweit range and provides an open, projecting sound with a wide tonal spectrum.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B12-3 demands a strong, developed embouchure and rewards it with a commanding presence. It is well suited to solo concerto performance, contemporary music, and settings where maximum projection is required.

Machined from high-grade synthetic material on advanced CNC equipment, the B11-7 features a 1.33 mm tip opening paired with a long facing designed with synthetic reed players in mind. The geometry ensures optimal response and vibration for modern synthetic reeds at this opening.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B11-7 delivers a full, resonant sound that carries effortlessly in large spaces. It is an excellent choice for performers who rely on synthetic reeds for consistency and low-maintenance reliability.

Precision-crafted on advanced CNC machinery from high-grade synthetic material, the B11-5 combines a 1.35 mm tip opening with an extended 28 mm facing. This combination gives the player exceptional control over tone colour, vibrato, and dynamics while maintaining the free, open character of a large mouthpiece.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

Suited to advanced soloists and players who perform in large venues or with orchestral accompaniment, the B11-5 delivers the sound and presence needed to project over a full ensemble.

Machined from high-grade synthetic material on advanced CNC equipment, the B11 features a 1.33 mm tip opening and a 23 mm facing. This balanced open model provides a naturally free-blowing character with excellent projection and a broad palette of tonal colours.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B11 is a favourite among soloists and chamber musicians who want an open sound without sacrificing intonation stability. It handles synthetic reeds exceptionally well, making it a popular choice for low-maintenance performance setups.

Precision-crafted on advanced CNC machinery from high-grade synthetic material, the B11-2 features a 1.31 mm tip opening – placing it firmly in the open category and opening up a bold, expressive sound with strong projection.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B11-2 rewards a player with a strong, flexible embouchure. Its open response and bright character make it an excellent choice for solo recitals, contemporary music, and passages that demand maximum presence and projection.

Machined from high-grade synthetic material on advanced CNC equipment, the B10-4 pairs a 1.27 mm tip opening with a generous 28 mm facing. The long facing rewards a player with a developed embouchure, enabling nuanced control over tone colour, vibrato, and dynamic shading.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B10-4 is a specialist tool for soloists and advanced players. Its rich, full sound and long facing make it particularly effective in recital settings and when playing with piano or orchestra.

Precision-crafted on advanced CNC machinery from high-grade synthetic material, the B10-3 combines a 1.30 mm tip opening with a 24 mm facing. This pairing produces a beautifully rounded sound with excellent dynamic range and smooth legato capability.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B10-3 is particularly well suited to lyrical and expressive playing styles. Its balanced response allows players to shape phrases with precision while maintaining the fullness of an open mouthpiece.

Machined from high-grade synthetic material on advanced CNC equipment, the B10-2 delivers a 1.28 mm tip opening with a responsive, lively character. The shorter facing compared to the B10 gives a slightly more direct feel while retaining the expressive freedom of an open model.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B10-2 is a versatile open model suited to orchestral, chamber, and solo playing. Players transitioning from medium to open setups will find it a natural and rewarding step up.

Precision-crafted on advanced CNC machinery from high-grade synthetic material, the B10 pairs a 1.27 mm tip opening with a long facing. This combination allows for a broad tonal palette – from soft, velvety pianissimo to a full-bodied, carrying fortissimo.

The built-in O-ring system ensures a secure, airtight fit while protecting the instrument tenon.

The B10 is particularly well suited to recital, concerto, and large-ensemble playing where projection and expressive range are essential. It rewards a player with a strong, flexible embouchure.