KT Custom Mouthpiece added a new photo. - KT Custom Mouthpiece

KT Inner Diameter: 0.640 Outer Diameter: 1.090 Cup: Shallow V Bore: 27 The shallow V, Hammock style rim slopes inward and has no undercut. Great for

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KT Custom Mouthpiece

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KT Custom Mouthpiece

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KT Custom Mouthpiece

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KT Custom Mouthpiece

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Takaya Kawashima on Instagram: KT Custom Mouthpiece As you already know well, 13A4 ! ! And the Backbore is changeable from wide variety of KT Reverse Taper Backbores ! ! What's your