Rail tie plate is also called rail base plate or sole plate, it is a main component in railroad construction of a crane rail or track support system.GNEE RAIL can provide various types of railroad tie plates, such as Single shoulder tie plates, Double shoulder base plates, Base plates for KPO fastening systems, AREMA hook twin tie plates, etc.

AREMA hook twin tie plate
HTTP, whose full name is hook twin tie plate, is widely used for turnouts positioned behind the switch bottoms. In order to ensure the tie spacing, the HTTP is often used in pairs to a single tie.
Different available varieties:
- For 3/4'' hook twin tie plate: L23, L27, L31, LR23, LR27, LR31, H23, H27, H31.
- For 1'' hook twin tie plate: L29, L33, L37, LR28, LR32, LR36, H29, H33, H37, H41.

Hook Twin Tie Plate Dimensions
| Commodity | Mark | Length | Height | Weight (lbs/pcs) | Weight (kgs/pcs) |
| Hook Twin Tie Plates | L23 | 23'' | 9/16'' | 18.8 | 8.535 |
| L27 | 27'' | 9/16'' | 22.2 | 10.079 | |
| L31 | 31'' | 9/16'' | 25.6 | 11.622 | |
| H23 | 23'' | 15/16'' | 19.1 | 8.671 | |
| H27 | 27'' | 15/16'' | 22.5 | 10.215 | |
| H31 | 31'' | 15/16'' | 25.9 | 11.759 | |
| LR23 | 23'' | 9/16'' | 18.8 | 8.535 | |
| LR27 | 27'' | 9/16'' | 22.2 | 10.078 | |
| LR31 | 31'' | 9/16'' | 25.6 | 11.622 |

