JK (Josef Klier)
2DK
One PieceK-Series
Official source link providedPrice basis: RetailerLast checked: Jan 29, 2026
Specifications
Cup Diameter
17.50mm
16.50mm18.50mm
Cup Depth
Medium
Cup Shape
funnel
Bore Size
4.20mm
3.80mm4.80mm
Rim Shape
Round
Other Brand Similar Specs
Spec proximity does not guarantee actual feel or tone. Trying before purchase is recommended.
Alexander 8LMedium Similarity
Cup Diameter: SameBore: SameCup Depth: medium → medium deepCup shape data unavailable
Specs used: 4 / missing: 1
Tilz (Bruno Tilz) McWilliam 1 1/2Medium Similarity
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Tilz (Bruno Tilz) McWilliam 2Medium Similarity
Cup Diameter: SameBore: SameCup Depth: medium → medium shallowCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 21Medium Similarity
Cup Diameter: SameBore: -0.20mmCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 8FMMedium Similarity
Cup Diameter: SameBore: -0.20mmCup shape data unavailable
Specs used: 4 / missing: 1
Laskey 75FLow Similarity
Cup Diameter: SameBore: +0.42mmCup Depth: medium → medium deepCup shape data unavailable
Specs used: 4 / missing: 1
Alexander 12Low Similarity
Cup Diameter: SameBore: +0.10mmCup Depth: medium → deepCup shape data unavailable
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Alexander 8Low Similarity
Cup Diameter: SameBore: -0.50mmCup Depth: medium → medium deepCup shape data unavailable
Specs used: 4 / missing: 1
Breslmair 1F3-SLow Similarity
Cup Diameter: +0.10mmBore: +0.10mmCup 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.