| Catalogue code | Diameter [mm] |
| ZPK50112 | 50 x 1 1/2″ |
| ZPK502 | 50 x 2″ |
| ZPK632 | 63 x 2″ |
| ZPK63212 | 63 x 2 1/2″ |
| ZPK75212 | 75 x 2 1/2″ |
| ZPK753 | 75 x 3″ |
| ZPK903 | 90 x 3″ |
| ZPK904 | 90 x 4″ |
| ZPK1104 | 110 x 4″ |
| Catalogue code | Diameter [mm] |
| ZPK50112 | 50 x 1 1/2″ |
| ZPK502 | 50 x 2″ |
| ZPK632 | 63 x 2″ |
| ZPK63212 | 63 x 2 1/2″ |
| ZPK75212 | 75 x 2 1/2″ |
| ZPK753 | 75 x 3″ |
| ZPK903 | 90 x 3″ |
| ZPK904 | 90 x 4″ |
| ZPK1104 | 110 x 4″ |