Breslmair

2G4-S

One Piece
Official source link providedPrice basis: OfficialLast checked: Jan 29, 2026

Specifications

Cup Diameter
17.90mm
16.10mm18.60mm
vs. All Models
71% · Large
Cup Depth
Medium Deep
Bore Size
4.30mm
4.00mm4.70mm
vs. All Models
35% · Average
Rim Shape
Flat, wide
Recommended For
View on official site

Other Brand Similar Specs

Spec proximity does not guarantee actual feel or tone. Trying before purchase is recommended.
Giddings & Webster FH-4.25Medium Similarity
Cup Diameter: +0.01mmBore: +0.09mmCup shape data unavailable
Specs used: 4 / missing: 1
Giddings & Webster FH-4.5Medium Similarity
Cup Diameter: +0.01mmBore: +0.40mmCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 31Low Similarity
Cup Diameter: +0.10mmBore: -0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 32Low Similarity
Cup Diameter: +0.10mmBore: -0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
Engelbert Schmid 11.5Low Similarity
Cup Diameter: +0.10mmBore: +0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 1CKLow Similarity
Cup Diameter: +0.10mmBore: +0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 1CMLow Similarity
Cup Diameter: +0.10mmBore: +0.10mmCup shape data unavailable
Specs used: 4 / missing: 1

Other Models by Breslmair

Where to Find

This site does not sell mouthpieces. Links are provided for reference only. Please verify prices and availability directly with retailers.