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Mouthpiece Size Chart

Trumpet Rim mm Rim in
1 GW 17.29 0.681
David Hickman 17.25 0.68
1.25 GW 17.09 0.673
1.5 GW 16.89 0.665
3 GW 16.58 0.653
5 GW 16.4 0.646
7 GW 16.35 0.64
Gill Kaupp 16.00 0.63
10 GW 16 0.63
Lead J,S,Z 16 0.63
French Horn Rim Diameter Throat Cup Depth Rim Width
FH-5 0.668 0.228 1.155 0.135
FH-1 0.678 0.165 0.787 0.152
FH-1.5 0.678 0.185 0.787 0.152
FH-2.5 0.679 0.175 0.995 0.152
FH-2.75 0.679 0.185 0.995 0.152
FH-200 0.685 0.18 0.985 0.15
FH-2 0.685 0.183 1.025 0.151
FH-3 0.7 0.173 1.05 0.142
FH-3.25 0.7 0.185 1.05 0.142
FH 3.5 0.7 0.173 1.01 0.14
FH-3.75 0.7 0.185 1.01 0.14
FH-4.25 0.705 0.173 1.045 0.138
FH-4.5 0.705 0.185 1.045 0.138
FH-310 0.705 0.182 1.2 0.156
Small Bore Trombone Rim Diameter Throat Cup Depth Rim Width
Almont 0.955 0.23 0.87 0.305
Orchestral Alto 1.022 .215 0.905 0.262
Reggie Young 0.954 0.236 1.035 0.275
GWC-958 0.958 0.232 .884 0.272
Bacchus 0.992 0.231 0.83 0.255
Chocolatero 0.96 0.231 0.895 0.275
Barber 0.975 0.231 0.935 0.268
Chubasco 0.985 0.231 0.965 0.257
Ron Wilkins 0.997 0.232 0.945 0.262
GWC-100 1 0.23 0.945 0.265
Harry Watters 1 0.259 0.975 0.277
GWC-101 1.01 0.232 0.925 0.275
Joseph Jefferson 1.012 0.263 1.15 0.261

 

Tenor/Euphonium  Rim Diameter Throat Cup Depth Rim Width
Hiram Diaz .9896 0.272 1.303 0.282
NB-100 1 0.278 1.005 0.25
GW-100 1 0.282 1.175 0.25
Sonny Ausman 1.008 0.264 1.15 0.285
Euros 1.008 0.282 1.09 0.242
Boreas 1.008 0.283 1.115 0.242
NB-101 1.01 0.276 1.005 0.25
GW-101 1.01 0.276 1.18 0.25
Seiji Nakazawa 1.015 0.234 1.005 0.25
Kadja 1.012 0.285 1.245 0.245
SA-100 1.02 0.26 1.14 0.235
NB-102 1.02 0.276 1.005 0.25
GW-102 1.02 0.281 1.185 0.25
DJNV 1.02 0.272 1.029 0.265
Carbonaria 1.021 0.3 1.275 0.265
Joe Jefferson 1.022 0.263 1.24 0.263
E-1 1.027 0.281 1.004 0.27
EXL 1.027 0.290 1.004 0.27
GW-103 1.03 0.284 1.185 0.25
DHWA-E 1.032 0.288 1.255 0.272
DHWA-S 1.032 0.288 1.195 0.272
TZ-103 1.035 0.279 1.025 0.235
E-2 1.045 0.28 1.035 0.255
Ruach 1.06 0.281 1.18 0.243
Ron Wilkins 1.063 0.282 1.002 0.255

 

Bass Trombone Rim Diameter Throat Cup Depth Rim Width
Adriano 1.0958 0.302 1.445 0.269
Mark-1 1.0958 0.295 1.268 0.270
Karif 1.135 0.302 1.275 0.25
V-Max 1.12 0.321 1.20 0.25
Daniel Morris 1.12 .312 1.36 0.235
Chinook 1.14 0.304 1.295 0.25
Don Harwood 1.14 0.312 1.325 0.237
Scirocco 1.112 0.302 1.27 0.25
Bob Sanders 1.14 0.319 1.295 0.25
NY-S 1.141 0.303 1.09 0.235
NY-O 1.141 0.312 1.155 0.235
DH-100 1.15 0.31 1.35 0.245
D.Mirvil 5 1.143 0.312 1.35 0.210
Nor'Easter 1.144 0.319 1.345 0.235
Bob Sanders Contra 1.22 0.321 1.42 0.251

 

Tuba

Inner Rim Diameter

Throat

Cup Depth

Use

Bayamo

1.320

.332

Deep Funnel

Large ensemble, dark rich tone

Caver

1.320

.318

Medium Deep Cup

Large ensemble, clearer upper overtones

Taku

1.295

.325

Deep Funnel

Large ensemble, dark rich tone

Williwaw

1.280

.325

Deep Funnel tighter back bore than Taku

Large ensemble purer upper over tones

Diablo

1.295

.318

Medium Depth Funnel

A work horse that can do it all equally well similar to Helleberg 7 slightly larger inner rim

Matanuska

1.260

.318

Deep Funnel

Well rounded mouthpiece simmilar to Helleberg 7b slightly larger inner rim great for solos, and chamber ensemble

Bora

1.255

.318

Shallow Cup

Great for solos and quintet

Churada

1.255

.318

Very Shallow Cup

Great for extended high playing an solos

Alessandro Fossi Bass Tuba

1.268

.305

Medium Shallow Cup

Great for orchestral solo F tuba

Alessandro Fossi Contra Bass Tuba

1.290

.335

Medium Deep Funnel Cup

Awesome for orchestral CC tuba parts
Alessandro Fossi Cimbasso 1.267 .295 Shallow cup Perfect Italian Cimbasso Piece

Alan Baer MMVI and Original CC

1.295

.321

Medium Funnel

Great for orchestral playing and large ensembles

Alan Baer MMVI and Original F

1.295

.295

Shallow Cup

Great for orchestral and solo playing

Alan Baer Beltane F

1.295

.295

Shallow Cup wide mouth of throat

Great for quintet and chamber groups

Tephra

1.295

.295

Medium Cup Depth

Best for Chamber group and all a very versatile piece

Alan Baer MMX F

1.295

.295

Very shallow F Cup

Great for solo playing

John DiCesare CC

1.310

.321

Deep Funnel Cup

Great for orchestral work

Talladega

1.320

.332

Very Deep Funnel Cup

Great for projection and clarity

Roland Szentpali CC

1.320

.332

Very Deep Funnel Cup

Best in a large ensemble on bombastic low excerpts

Roland Szentpali F

1.295

.295

Medium Shallow Cup

Best in a large ensemble playing bombastic F tuba orchestral parts

Kronos

1.265

.316

Medium Deep Cup

Very Versatile Mouthpiece based on Helleberg 7B

Jon Sass

1.295

.318

Medium Deep Cup

Very Versatile mouthpiece great for all playing needs

Bostan Brass Sam Pilafian

1.295

.321

Medium Deep Cup

Great for Quintet, solos, and small ensembles
Jon Gross 1.308 .295 Shallow  Punches out the bass line!
Hawk 1.271 .295 Medium Cup Fantastic Solo Tuba
Tempest 1.289 .300 Medium Deep Do all Mouthpiece
TubaRed 1.284 .300 Medium  Powerful sousaphone mouthpiece