J4 cup: Jazz model / variety of music / popular and dance music / Latin Music

If you have no problems in the high register, this cup will help you to have a good medium register.

Inner rim diameter: 15,50mm

Outer rim diameter: 27,40mm

Cup depth 8.50mm / Throat 3.60mm nº28

Backbore P close jazz

Rim shape:

B / sharp inner rim. Similar to the classic American but more comfortable

L / rounded inner rim shape Rim shape, Comfort in high registers