Bach Trombone

If you believe you are currently playing your optimal size in another mouthpiece brand, use the table below to find a corresponding Wedge.
 
If you are not confident you are playing your ideal size, or if you are having a specific issue with your playing, visit our Trombone Fitting Guide.
 
Please Note:
* All links in table direct to brass one piece options
* For plastic one piece mouthpieces, find your size below, then click here to shop all Trombone Mouthpieces (including Delrin and Acrylic options)

QUICK LIST

Click on your mouthpiece to view the best Wedge one piece option in the Online Store. 

Bach Size - Wedge Size

Bach 15E - 95E (.240 Throat) or 95E (.250 Throat) / Bach 15C - 95C (.240 Throat) or 95C (.250 Throat) / Bach 12E - 96E (.240 Throat) or 96E (.250 Throat)/ Bach 12C - 96C (.240 Throat) or 96C (.250 Throat)/ Bach 11C - 97C (.240 Throat) or 97C (.250 Throat) / Bach 7C - 98C (.240 Throat) or 98C (.250 Throat)/ Bach 6.75C - 100C (.240 Throat) or 100C (.250 Throat) / Bach 6.5A or Bach 6.5AL or Bach 6.5AM - 100AL (Large Shank) or 100AL (Small Shank) / Bach 5GS - 101GS (Large Shank) or 101GS (Small Shank)/ Bach 5G - 101G (Large Shank) or 101G (Small Shank)/ Bach 4G - 103G LS or 4G / Bach 3G - 104G or 3G / Bach 1.5G or Bach 1.5GM - 108G / Bach 1.25G or Bach 1.25 GM - 110G / Bach 1G - 114D

This comparison table can help find a Wedge similar to your current mouthpiece.

You can also get personalized fitting advice from Dr Dave by scheduling a phone call or Zoom chat using his online booking calendar.

Bach - Wedge Trombone Mouthpiece Comparisons
 
When sizes are in between the smaller Wedge size is recommended
 
LINKS CLICK THROUGH TO BRASS MOUTHPIECES 
Bach Size Wedge Size ID in Inches (mm) Throat in Inches (mm) Comments

15E

95E

.950 (24.13)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

15C

95C

.95 (24.13)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

12E

96E

.96 (24.38)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

12C

96C

.96 (24.38)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

11C

97C

.970 (24.62)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

7C

98C

.980 (24.89)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

6.75C

100C

1.00 (24.62)

Strong players who want a more open feel should choose .250 throat option. Click on the throat size to see the mouthpiece in the online store.

6.5A, 6.5AL, 6.5AM

1.00 (24.62)

270 (6.86)

5GS

1.01 (25.62)

270 (6.86)

5G

1.01 (25.62)

.280 (7.11)

4G

1.03 (26.16)

.280 (7.11)

3G

1.04 (26.16)

.280 (7.11)

2G

106G

1.06 (26.92)

.280 (7.11)

1.5G, 1.5GM

1.08 (27.43)

.280 (7.11)

1.25G,1.25GM

1.10 (27.43)

.280 (7.11)

1G

1.14 (28.96)

.310 (7.87)