JK (Josef Klier)

2CM

One PieceM-Series
Official source link providedPrice basis: RetailerLast checked: Jan 29, 2026

Specifications

Cup Diameter
17.50mm
16.50mm18.50mm
vs. All Models
55% · Average
Cup Depth
Medium Deep
Cup Shape
bowl
Bore Size
4.40mm
3.80mm4.80mm
vs. All Models
48% · Average
Rim Shape
Flat
View on official site

Other Brand Similar Specs

Spec proximity does not guarantee actual feel or tone. Trying before purchase is recommended.
Yamaha HR-32-GPMedium Similarity
Cup Diameter: -0.02mmBore: SameCup shape differs
Specs used: 5 / missing: 0
Engelbert Schmid 8.5Medium Similarity
Cup Diameter: SameBore: -0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
Tilz (Bruno Tilz) E.Schmid 85Medium Similarity
Cup Diameter: SameBore: -0.10mmCup shape data unavailable
Specs used: 4 / missing: 1
Tilz (Bruno Tilz) McWilliam 1Medium Similarity
Cup Diameter: SameBore: SameCup Depth: medium deep → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 8LMedium Similarity
Cup Diameter: SameBore: -0.20mmCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 21Low Similarity
Cup Diameter: SameBore: -0.40mmCup Depth: medium deep → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 23Low Similarity
Cup Diameter: SameBore: -0.40mmCup Depth: medium deep → deepCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 8FMLow Similarity
Cup Diameter: SameBore: -0.40mmCup Depth: medium deep → mediumCup shape data unavailable
Specs used: 4 / missing: 1
Alexander MY15Low Similarity
Cup Diameter: SameBore: +0.10mmCup Depth: medium deep → very deepCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 8FLow Similarity
Cup Diameter: SameBore: -0.70mmCup Depth: medium deep → mediumCup shape data unavailable
Specs used: 4 / missing: 1

Other Models by JK (Josef Klier)

Where to Find

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