Plast Brno spol. s r.o.
| Art. | DN | α | z1 | z2 | z3 |
| COR5554 | 50/50/50 | 45° | 12 | 61 | 61 |
| COR5556 | 50/50/50 | 67°30' | 20 | 41 | 41 |
| COR7776 | 75/75/75 | 67°30' | 28 | 59 | 59 |
| CORA554 | 110/50/50 | 45° | -17 | 104 | 91 |
| CORA556 | 110/50/50 | 67°30' | 8 | 73 | 54 |
| CORAAA4 | 110/110/110 | 45° | 25 | 134 | 134 |
| CORAAA6 | 110/110/110 | 67°30' | 40 | 86 | 86 |