Alexander

4

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

Specifications

Cup Diameter
16.50mm
16.50mm18.50mm
vs. All Models
9% · Small
Cup Depth
Shallow
Cup Depth (mm)
18mm
18.00mm33.00mm
Bore Size
3.70mm
3.70mm5.10mm
vs. All Models
1% · Small
Rim Shape
Medium
Rim Width
4.00mm
3.75mm4.75mm
Rim Outer Diameter
24.50mm
Recommended For
High Horn
View on official site

Other Brand Similar Specs

Spec proximity does not guarantee actual feel or tone. Trying before purchase is recommended.
JK (Josef Klier) 4FKMedium Similarity
Cup Diameter: SameBore: +0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 4FMMedium Similarity
Cup Diameter: SameBore: +0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
Osmun H (Haydn)Medium Similarity
Cup Diameter: +0.01mmBore: +0.80mmCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 4EKMedium Similarity
Cup Diameter: SameBore: +0.30mmCup Depth: shallow → medium shallowCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 4EMMedium Similarity
Cup Diameter: SameBore: +0.30mmCup Depth: shallow → medium shallowCup shape data unavailable
Specs used: 4 / missing: 1
Osmun CH (Chicago)Low Similarity
Cup Diameter: +0.01mmBore: +0.92mmCup Depth: shallow → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Osmun One-Piece LondonLow Similarity
Cup Diameter: +0.01mmBore: +0.92mmCup Depth: shallow → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Conn 5Low Similarity
Cup Diameter: +0.01mmBore: +0.95mmCup Depth: shallow → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Osmun G (Geyer)Low Similarity
Cup Diameter: +0.01mmBore: +1.10mmCup Depth: shallow → mediumCup shape data unavailable
Specs used: 4 / missing: 1
JK (Josef Klier) 4DKLow Similarity
Cup Diameter: SameBore: +0.50mmCup Depth: shallow → mediumCup shape data unavailable
Specs used: 4 / missing: 1

Other Models by Alexander

5Standard16.80mm · Medium · 3.70mm6Standard17.00mm · Deep · 3.70mm7Standard17.50mm · Shallow · 3.70mm8Standard17.50mm · Medium Deep · 3.70mm8FStandard17.50mm · Medium · 3.70mm

Where to Find

View on Official Sitegebr-alexander.de
Search on GoogleGoogle Search

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