Multiple-neck adapters
2 parallel necks / one side neck
with 2 parallel necks and one side neck 105°-angular, 3 conical ground sockets and one conical ground cone of the same size, borosilicate glass 3.3

| NS-Hülsen | NS-Kern | Art. Nr. | 
| NS-sockets | NS-cone | product code | 
| 3 x 14/23 | 14/23 | 61 433 601 | 
| 3 x 19/26 | 19/26 | 61 433 602 | 
| 3 x 24/29 | 24/29 | 61 433 604 | 
| 3 x 29/32 | 29/32 | 61 433 603 |