Straight
| MLVI-code | Size | LVI-code | EAN code |
| 37291202000 | 3/4 M x 3/4 F round mutter | ||
| 37291252500 | 1 M x 1 F round mutter | ||
| 37291252550 | 1 M x 1 F round mutter L=50 | ||
| 37291505000 | 2 M x 2 F round mutter | ||
| 37293252500 | 1 F x 1 F round mutter | ||
| 37293324000 | 1 1/4 F x 1 1/2 F round mutter | ||
| 37293505000 | 2 F x 2 F round mutter | ||
| 31510090548 | 1 1/4 M x F round mutter | ||
| 31510090549 | 1 1/2 M x F round mutter |