Models marked with an asterick (*) are considered by Bach to be stock flugelhorn models. Other models available by special order. Allow 90 days for Bach special orders. Special order mouthpieces are non-cancelable and non-returnable. Call 540.989.8848 to special order.
| Model No. |
Depth of Cup |
Approx. Cup Dia. |
Rim Shape |
Description |
| 1* |
Deep |
17.50mm |
Medium thin |
Extra-large cup for players with a thin robust embouchure. Produces a great volume of tone. |
| 1X |
Deep |
17.00mm |
Medium wide |
The pre-1970 (old style) No. 1, wide with a slightly smaller cup and wider rim than the present model. |
| 1B |
Medium deep |
17.00mm |
Medium wide |
Large cup for players with a robust embouchure. Produces a warm tone with great volume. |
| 1C* |
Medium |
17.00mm |
Medium wide |
Large diameter, medium cup - good for all-around use. |
| 1CW |
Medium |
17.00mm |
Slightly wider, gradually lowered toward the outside. |
Same as 1C with wider cushion rim. |
| 1D |
Medium shallow |
17.00mm |
Medium wide |
Medium shallow cup facilitates high register. Brilliant sound. |
| 1E |
Shallow |
17.00mm |
Medium wide |
Facilitates high register. Excellent mouthpiece for soprano or piccolo trumpet. |
| 1 1/4C |
Medium |
17.00mm |
Medium wide |
Large cup for powerful trumpeters. Compact tone of great carrying power. |
| 1 1/2B |
Medium deep |
17.00mm |
Medium wide, not too sharp. |
Produces a scintillating warm tone of large volume. For players with a well-trained embouchure. Comfortable rim contour. |
| 1 1/2C* |
Medium |
17.00mm |
Medium wide, not too sharp. |
Large diameter, medium cup - good for all-around use. |
| 2 |
Deep |
16.50mm |
Medium wide, lowered toward the outside. |
Large cup; powerful Teutonic quality of tone. For players with a good embouchure. |
| 2C |
Medium |
16.50mm |
Medium wide, lowered toward the outside. |
Large cup; powerful, brilliant tone. For players with a good embouchure. |
| 2 1/2C |
Medium |
16.40mm |
Medium wide, lowered toward the outside. |
Large cup; brilliant, heroic, crisp C trumpet tone. For players with strong, muscular lips. |
| 2 3/4C |
Medium |
16.40mm |
Medium wide, lowered toward the outside. Slightly narrower than 2 1/2C. |
Large cup; bright, lively C trumpet tone. For players with a normal embouchure. |
| 3 |
Deep |
16.30mm |
Medium wide |
Fairly large cup with full rich tone. |
| 3B |
Medium deep |
16.30mm |
Medium wide |
A fairly large cup. The tone is warm and full. |
| 3C* |
Medium |
16.30mm |
Medium wide |
Fairly large cup, good for all-around use. |
| 3CW |
Medium |
16.30mm |
Slightly wider, lowered toward the outside. |
Same as 3C with wider cushion style rim. |
| 3D |
Medium Shallow |
16.30mm |
Medium wide |
Fairly large, medium shallow cup produces a more brilliant tone. Facilitates high register. |
| 3E |
Shallow |
16.30mm |
Medium wide |
Preferred by players who want a large mouthpiece but with a shallow cup. Facilitates high register. |
| 3F |
Extra shallow |
16.30mm |
Medium wide |
Same as No. 3E but with extra-shallow cup. Produces sparkling tone in the extreme high register. |
| 5A* |
Very deep |
16.25mm |
Medium wide, rounded inside edge. |
A fairly large cup with a dark, full, mellow tone. |
| 5B* |
Medium deep |
16.25mm |
Medium wide, lowered toward the outside. Medium sharp edge. |
A precise rim and a fairly large cup. The tone is vivid and full. |
| 5V |
Very deep |
16.25mm |
Same as 5B. |
V-style cup with larger #20 throat and #25 backbore. Free blowing, very flexible. |
| 5MV |
Medium deep |
16.25mm |
Same as 5B. |
Medium deep V style cup with #25 throat and #25 backbore. Good commercial sound. |
| 5SV |
Shallow |
16.25mm |
Same as 5B. |
Shallow V style cup with #25 throat and #25 backbore. |
| 5C* |
Medium |
16.25mm |
Medium wide, well rounded toward the inside and outside, fairly flat. |
For players with a strong embouchure who do not like a sharp edge. The tone is lively and rich. |
| 6 |
Deep |
16.20mm |
Medium wide, not too sharp. |
Produces a rich, clear tone of substantial body. Its rim shape was preferred by Vincent Bach. (Cornet model comes with #24 backbore as standard.) |
| 6B |
Medium deep |
16.20mm |
Medium wide, not too sharp. |
Produces a beautiful, ringing tone and responds easily. Medium-large size gives the lips sufficient room to execute freely. |
| 6BM |
Medium deep |
16.20mm |
Medium wide, not too sharp. |
Same as 6B but larger 26 throat, 24 backbore. Large symphony sound. (Not available as fluegelhorn mpc.) |
| 6C* |
Medium |
16.20mm |
Medium wide, not too sharp, rather flat. |
A distinctive C trumpet cup. Its clear tone cuts through the largest bands and orchestras. |
| 7* |
Deep |
16.20mm |
Medium wide, lowered toward the outside. Med. sharp inside edge |
This popular model produces a colorful, liquid tone which is uniform over the entire scale. Desirable for all-around work. |
| 7A* |
Very deep |
16.20mm |
Medium wide, lowered toward the outside. Med. sharp inside edge. |
Warm, melodious, rich tone approaches the quality of a lyric soprano voice. Free blowing. |
| 7B |
Medium deep |
16.20mm |
Medium wide, lowered toward the outside. Med. sharp inside edge. |
Slightly livelier timbre than the #7, full in the low and middle registers, responds easily on high tones. Warm, rich sound. Well suited for all-around use. |
| 7BW |
Medium deep |
16.20mm |
Slightly wider, lowered toward the outside. Med. sharp inside edge. |
The same features as No. 7B with a cushion rim for players with slightly heavier lips. |
| 7C* |
Medium |
16.20mm |
Medium wide, lowered toward the outside. Medium sharp inside. Well rounded edge with a perfect grip. |
Probably the most widely used model in the world. Its brilliant tone is preferred by school musicians and by artists. |
| 7CW |
Medium |
16.20mm |
Slightly wider, gradually lowered toward the outside. |
The same as No. 7C with a comfortable cushion rim contour. Very practical for strenuous work and players with large lips |
| 7D |
Medium shallow |
16.20mm |
Medium wide, lowered toward the outside. Similar to No. 7C. |
A shallower cup than No. 7C, designed principally for D trumpet but used successfully where great brilliance and easy high register are required. |
| 7DW |
Medium shallow |
16.20mm |
Slightly wider than No. 7D. |
This shallow Eb soprano trumpet (or cornet) cup is excellent for D trumpet and for playing continually in the high register. Cushion rim is helpful to players who use a little too much pressure. |
| 7E |
Shallow |
16.20mm |
Medium wide. Similar to No. 7C. |
This extra-shallow Eb soprano trumpet (or cornet) cup produces a crisp, sparkling tone in the extreme high register. Widely used for piccolo trumpet. |
| 7EW |
Shallow |
16.20mm |
Slightly wider than No. 7E. |
The same as No. 7E with a cushion rim. For players accustomed to playing with much pressure, especially in the high register. |
| 8 |
Deep |
16.20mm |
Fairly wide with a slightly flatter surface than No.7. Rounded inner edge. |
The same cup as No. 7 but with a rim that players with protruding teeth find more comfortable. |
| 8B |
Medium deep |
16.20mm |
Fairly wide with a slightly flatter surface than No.7B. Rounded inner edge. |
The same cup as No. 7B, with a rim that players with protruding teeth find more comfortable. Darker sound than No. 8. |
| 8C |
Medium |
16.20mm |
Fairly wide with a slightly flatter surface than No.7C. Rounded inner edge. |
The same cup as No. 7C but with a rim that players with protruding teeth find more comfortable. |
| 81/2 |
Deep |
16.10mm |
Medium wide, lowered toward the outside. Medium-sharp inner edge. |
Slightly smaller in diameter than No. 7; produces a full, round tone. Preferred by players with a sensitive embouchure and by those whose work is very strenuous. |
| 8 1/2A |
Very deep |
16.10mm |
Medium wide with rounded inner edge. |
Produces a full, velvety tone. Suitable for cantilena playing. |
| 8 1/2B |
Medium deep |
16.10mm |
Medium wide, lowered toward the outside. Medium-sharp edge. |
Like No. 7B but with a cup diameter just enough smaller to facilitate production of the high tones. |
| 8 1/2C |
Medium |
16.10mm |
Medium wide, well rounded. |
Medium C cup provides flexibility and easy response. Clear, brilliant tone throughout the register. |
| 8 3/4 |
Deep |
16.10mm |
Medium wide, not too sharp. |
Produces a tone of great volume and Teutonic character. Very effective in symphonic work and opera. |
| 8 3/4C |
Medium |
16.10mm |
Medium wide, slightly flat. |
Similar to No. 7C, but with a slightly smaller cup diameter. Response helps endurance for players who suffer from fatigue. |
| 9 |
Deep |
16.05mm |
Medium wide, lowered toward the outside |
The same style of cup and rim as No. 7, but with smaller cup diameter |
| 9A |
Very deep |
16.05mm |
Medium wide, well rounded. |
Produces a mellow, sweet cornet tone. |
| 9B |
Medium deep |
16.05mm |
Medium wide, lowered toward the outside. |
Corresponds with No. 9. Slightly darker tone. Players with narrow lips who tire quickly feel relieved when using this model. |
| 9C |
Medium |
16.05mm |
Medium wide, lowered toward the outside. |
Similar in size to No. 9 but produces a more brilliant, open tone. Free high register, easy response. Suitable for strenuous all-around work by players with narrow lips. |
| 9D |
Medium shallow |
16.05mm |
Medium wide, lowered toward the outside. |
Similar in size to No. 9 and in tone to the more brilliant No. 7D. Players with narrow, sensitive lips get satisfactory results with this model. Recommended for the extreme high register. |
| 10 |
Deep |
16.00mm |
Fairly wide with a rather broad, flat surface. |
Similar to No. 7, but smaller in size and with a broad, flat rim. Suitable for players with fleshy soft lips. |
| 10B |
Medium deep |
16.00mm |
Fairly wide with a rather broad, flat surface. |
Same size as No. 10 but with warmer tone. Gives good results to players with heavy, thick-lips, especially those who become easily fatigued. |
| 10C* |
Medium |
16.00mm |
Fairly wide with a rather broad, flat surface. |
Same rim as No. 10, but with a shallow C cup. Especially designed for high notes and sparkling brilliancy. |
| 10 1/2A |
Very deep |
15.90mm |
Medium wide, well rounded. |
Produces the mellow, rich lyric cornet tone favored by players of the Italian school. |
| 10 1/2C* |
Medium |
15.90mm |
Medium wide |
Fine high register, resonating low register. Particularly useful to players without a strong embouchure. Ideal for C trumpet. |
| 10 1/2CW |
Medium |
15.90mm |
Extra wide, high toward the inner edge. |
Size, cup shape, and playing qualities are similar to the 10 1/2C. Cushion rim recommended for players who use heavy pressure. |
| 10 1/2D |
Medium shallow |
15.90mm |
Medium wide, high toward inner edge. |
Similar in size to No. 10 1/2C, with a shallower cup for more brilliancy and an easier high register. |
| 10 1/2DW |
Medium shallow |
15.90mm |
Extra wide, high toward the inner edge. |
Same depth of cup and diameter as 10 1/2D, with an extra-wide cushion rim for players with fleshy lips. |
| 10 1/2E |
Shallow |
15.90mm |
Medium wide, high toward inner edge. |
The same scintillating tone as No. 7E. Preferred by players with weak lips who have to play in the high register. |
| 10 1/2EW |
Shallow |
15.90mm |
Extra wide, high toward the inner edge. |
Cup diameter and shape are the same as No. 10 1/2E, but the extra-wide rim offers support to players who have soft, fleshy lips and play continually in the extreme high register. Sometimes used for piccolo trumpet. |
| 10 3/4A |
Very deep |
15.75mm |
Medium wide, well rounded. |
Slightly smaller cup diameter than No. 10 1/2A. Has the mellow, sweet tone generally used by players of the Italian school. |
| 10 3/4CW |
Medium |
15.75mm |
Extra wide |
Cushion rim for players with thick, fleshy lips who are accustomed to using much pressure. There is no easier blowing mouthpiece with such voluminous and brilliant tone. |
| 10 3/4EW |
Shallow |
15.75mm |
Extra wide |
Shallower than No. 10 3/4CW to produce a very penetrating, glittering tone. For extreme high register work. Cushion rim. |
| 11A |
Very deep |
15.70mm |
Medium wide, well rounded |
A medium-small mouthpiece with a round, full, old-fashioned cornet tone. |
| 11B |
Medium deep |
15.70mm |
Medium wide, well-rounded |
A medium-small mouthpiece with a beautiful, full, clear tone. Responds very easily, especially in the upper register. For players in the upper embouchure. |
| 11C |
Medium |
15.70mm |
Medium wide |
A beautiful brilliant C trumpet tone that requires little effort to play in the high register, yet with a free low range. |
| 11D |
Medium shallow |
15.70mm |
Medium wide, well rounded. |
Produces a brilliant tone, effective in the high register. Good for players not having a strong embouchure. |
| 11DW |
Medium shallow |
15.70mm |
Extra wide |
Players with thick, fleshy lips, especially those who cannot rely on the strength of their lip muscles, can use this cushion rim mouthpiece to advantage. Produces crisp, easy top tones. |
| 11EW |
Shallow |
15.70mm |
Extra wide, rather high toward the inner edge. |
A cushion-rim mouthpiece especially designed for the extreme high register. Because of the extra-shallow cup, the tone is very brilliant, piercing, and cuts well. For players who use heavier than normal pressure in the high register. |
| 11 1/2A |
Very deep |
15.65mm |
Medium wide, well rounded. |
Similar to No. 11A, but slightly smaller. Produces a rich, round tone. |
| 11 1/2C |
Medium |
15.65mm |
Medium wide |
A brilliant, scintillating tone, very easy response and good, all-around register. |
| 11 3/4C |
Medium |
15.60mm |
Medium wide, well rounded. |
Easy playing, with a compact, brilliant tone. Recommended for players with sensitive embouchures and with narrow lips. |
| 11 3/4CW |
Medium |
15.60mm |
Fairly wide, rather flat, not too sharp. |
A cushion rim for players with soft, fleshy lips who rely on above average pressure. Responds easily in the high register. |
| 12 |
Deep |
15.20mm |
Broad, rather flat. |
This popular model produces a full, mellow tone. A good choice for players of the English or Italian school who are accustomed to small mouthpieces, and players with heavy, weak lips. |
| 12B |
Medium deep |
15.20mm |
Broad, rather flat. |
The same rim as No. 12, with a slightly shallower cup to make the tone more lively. High register responds well. |
| 12C |
Medium |
15.20mm |
Broad, rather flat. |
Brilliant tone, easy high register for trumpeters who have to play forte in the upper range and for players with heavy, weak lips who have difficulty with the high tones. |
| 12CW |
Medium |
15.20mm |
Broad, rather flat, high toward the inside. |
Cup diameter and depth are the same as No. 12C, extra wide cushion rim. |
| 17 |
Deep |
15.10mm |
Medium wide |
A small mouthpiece with a solid, compact tone. Players with thin lips find this model highly satisfactory. |
| 17C |
Medium |
15.10mm |
Medium wide |
A lively, clear and brilliant tone, for players with thin lips whose embouchure tires easily. |
| 18 |
Deep |
15.10mm |
Broad, rather flat. |
Has the same cup as No. 17, but a wider rim. Players of the old Italian or English school having heavy, soft lips and a rather sensitive embouchure choose this model. |
| 18C |
Medium |
15.10mm |
Broad, rather flat. |
Same cup design as No. 17C, with a wider and flatter rim to distribute pressure over a larger surface. |
| 20C |
Medium |
15.00mm |
Medium wide |
A very small mouthpiece, recommended to players who have extremely weak or delicate lips. |