| code | dia (mm) | f (mm) | price (£) | old code |
| 23-01 | 10 | 10 | 51.00 | |
| 23-02 | 12.5 | 12.5 | 45.00 | LS01 |
| 23-03 | 12.5 | 25 | 42.00 | LS02 |
| 23-04 | 25 | 25 | 48.00 | LS11 |
| 23-05 | 25 | 38 | 48.00 | LS12 |
| 23-06 | 25 | 50 | 46.00 | LS13 |
| 23-07 | 38 | 38 | 90.00 | LS21 |
| 23-08 | 38 | 75 | 65.00 | LS22 |
| 23-09 | 50 | 50 | 140.00 | LS31 |
| 23-10 | 50 | 100 | 115.00 | LS32 |