Greg Black 3M

TrumpetIn Production

Precision Specifications

RIM DIAMETER16.5 mm

CUP DEPTH6.2 mm

THROAT ∅3.66 mm

BACKBOREstandard-5

SHANKstandard

CUP SHAPEbowl

Rim Widthmedium-wide

Rim Contourmedium-round

Throat Drill #—

Materialbrass

Finishsilver-plate

Weightstandard

Recommended For

CommercialOrchestral

About This Mouthpiece

The Greg Black 3M is a medium-shallow-cup Bb trumpet mouthpiece featuring a 16.5mm rim diameter and 3.66mm throat. It has a standard-5 backbore, standard shank. Well-suited for commercial and orchestral playing.

View on Manufacturer Site →Greg Black ↗

Brand Deep Dive

Greg Black · BrassFit Science

Greg Black Guide

Trumpet cup and backbore logic, Symphony vs New York trombone lines, and low-brass system overview.

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Rate This Piece — 8 Dimensions

Physical Feel

Resistance— Back-pressure & support

1 — Free-blowingRestrictive — 10

Rim Comfort— How kind is it on your chops?

1 — UncomfortableVery comfortable — 10

Rim Bite— Sharpness of the rim edge

1 — Very round / forgivingVery sharp / precise — 10

Tonal Character

Brightness— Overall spectral colour

1 — Dark & warmBright & piercing — 10

Tone Focus— Core vs. spread sound

1 — Spread / diffuseCentred / laser — 10

Playability

Articulation— Clarity & crispness of attack

1 — Blurry / sluggishCrisp & immediate — 10

Flexibility— Ease of slurs & pitch bending

1 — Rigid / stiffFluid & flexible — 10

Stamina

Endurance— How long before fatigue sets in?

1 — Tires quicklyPlays all night — 10

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