Approvals
| Product code | ø (mm) |
| RA-391028022V | 28 x 22 |
| RA-391035022V | 35 x 22 |
| RA-391035028V | 35 x 28 |
| RA-391042022V | 42 x 22 |
| RA-391042028V | 42 x 28 |
| RA-391042035V | 42 x 35 |
| RA-391054022V | 54 x 22 |
| RA-391054028V | 54 x 28 |
| RA-391054035V | 54 x 35 |
| RA-391054042V | 54 x 42 |