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Comparison of OO HEA/HBA coal hopper models
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| Manufacturer | Mainline | Dapol | Bachmann Branchline |
| Year model introduced | 1984 | 1991 | 2004 |
| DCC Capability | Unpowered | Unpowered | Unpowered |
| Detailing | |||
| Bodyshell - factory-fitted separate details | |||
| Body ladders |
Yes |
Yes |
Yes |
| Body supports |
Yes |
Yes |
Yes |
| Pipe work | No | No |
Yes |
| Chassis/underframe detail | |||
| Air tank |
Yes |
Yes |
Yes |
| Brake rigging chassis |
Yes |
Yes |
Yes |
| Framework | No | No |
Yes |
| Handbrake wheel/ lever |
Yes |
Yes |
Yes |
| Bodyshell - separately-fitted details - in detailing pack (where applicable) | |||
| Coal Load | No |
Yes |
No |
| Wheel "aesthetics" | |||
| Chemically-blackened | No | No |
Yes |
| Bufferbeam detail (pre-fitted) | |||
| Cosmetic coupling - hook only |
Yes |
Yes |
Yes |
| Mechanical | |||
| Body Construction | No |
Plastic |
Plastic with metal parts |
| Chassis construction |
Lightweight |
Lightweight |
Plastic & metal |
| Minimum radius |
Radius 1 |
Radius 1 |
Radius 1 |
| Coupling socket/mounting | |||
| Fixed |
Yes |
No | No |
| NEM pockets | No |
Yes |
Yes |
| Coupling type |
Tension lock |
Tension lock |
Tension lock |
| Items in Stock | View | View | View |