JK Trombone
Trombone ì Bass Trombone “Exclusive”
| No. | rim mm √ò | cup mm √ò | extremely deep | very deep | very deep | deep | medium | shallow | very shallow | extremely shallow | extremely shallow |
| bore mm | |||||||||||
| 8.0 | 7.6 | 7.2 | 6.8 | 6.4 | 6.0 | 5.8 | 5.8 | 5.8 | |||
| PO3 | 42.0 | 29.50 |
03AK |
03BK |
03A |
03B |
03C |
||||
| PO2 | 41.5 | 29.00 |
02AK |
02BK |
02A |
02B |
02C |
||||
| PO1 | 41.0 | 28.50 |
01AK |
01BK |
01A |
01B |
01C |
||||
| P 1 | 40.5 | 28.00 |
1AK |
1BK |
1A | 1B | 1C | ||||
| P 2 | 40.5 | 27.50 |
2AK |
2BK |
2A | 2B | 2C | ||||
| P 3 | 40.5 | 27.00 |
3AK |
3BK |
3A | 3B | 3C | 3D | |||
| P 4 | 40.0 | 26.50 | 4A | 4B | 4C | 4D | 4E | 4F | |||
| P 5 | 40.0 | 26.00 | 5A | 5B | 5C | 5D | 5E | 5F | 5G | ||
| P 6 | 39.0 | 25.75 |
6A |
6B | 6C | 6D | 6E | 6F | 6G | ||
| P 7 | 39.0 | 25.50 |
7A |
7B | 7C | 7D | 7E | 7F | 7G | ||
| P 8 | 39.0 | 25.25 |
8A |
8B | 8C | 8D | 8E | 8F | 8G | ||
| P 9 | 38.0 | 25.00 | 9B | 9C | 9D | 9E | 9F | 9G | |||
| P10 | 38.0 | 24.50 | 10B | 10C | 10D | 10E | 10F | 10G | |||
| P12 | 38.0 | 24.00 | 12C | 12D | 12E | 12F | 12G |

