JET M8x1 HOLE ø 4.0 mm. For behind the group head. Threads into the S_129 fitting. Suitable for:
| MANUFACTURE | MODEL |
| NUOVA SIMONELLI | MAC 2000 |
| NUOVA SIMONELLI | MACCUP - PREMIER - PREMIER MAXI - PROGRAM VIP |
| VICTORIA ARDUINO | ATHENA |
| VICTORIA ARDUINO | VENUS CENTURY |
