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Kelly 3C Screamer

TrumpetIn Production
Precision Specifications
RIM DIAMETER16.3 mm
CUP DEPTHMedium
THROAT ∅3.66 mm
BACKBOREmedium
SHANKstandard
CUP SHAPEbowl
Rim Widthmedium
Rim Contourstandard
Throat Drill #—
Materiallexan
Finishneon
Weightlightweight

Recommended For

All AroundMarching

Player Reviews

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Start with three taps. A note, alias and setup context are optional.

Public preview: Anonymous Brass Player

Resistance5/10
Rim Comfort5/10
Brightness5/10

Example: "On my Yamaha Xeno it felt centered, a little resistant, and easier above the staff than my 3C."

Example: "Good commercial piece for me: bright response, comfortable rim, but tiring after a long set."

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Community Sentiment

Based on 1 player-submitted rating; BrassFit does not assign default scores.

5.0Resistance
8.0Rim Comfort
5.0Rim Bite
8.0Brightness
5.0Tone Focus
5.0Articulation
5.0Flexibility
5.0Endurance

Player Notes1 review

Anonymous Brass PlayerJun 27, 2026

Quick player rating only.

Special Features

  • Neon Colors
  • Lexan

Reference Notes

The Kelly 3C Screamer is a medium-cup Bb trumpet mouthpiece featuring a 16.3mm rim diameter and 3.66mm throat. It has a medium backbore, standard shank, lexan construction. Well-suited for all-around and marching band playing. Notable features include neon colors, lexan. Use these measurements as a comparison starting point: fit and response still depend on the player, dental structure, instrument receiver, and each manufacturer's measuring method.

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