Comparison of OO 3 plank open models
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| Manufacturer | Trix | Peco Products | Mainline | Hornby | Bachmann Branchline |
| Year model introduced | 1938 | 1960 | 1982 | 1995 | 2001 |
| DCC Capability | Unpowered | Unpowered | Unpowered | Unpowered | Unpowered |
| Detailing | |||||
| Chassis/underframe detail | |||||
| Brake rigging chassis |
Yes |
Yes |
Yes |
No |
Yes |
| Wheel "aesthetics" | |||||
| Nickel-plated | No | No | No | No |
Yes |
| Bufferbeam detail (pre-fitted) | |||||
| Cosmetic coupling - hook only | No | No | No | No |
Yes |
| Mechanical | |||||
| Chassis construction |
Diecast |
Plastic & metal |
Lightweight |
No |
Lightweight |
| Minimum radius |
Radius 1 |
Radius 1 |
Radius 1 |
No |
Radius 1 |
| Coupling socket/mounting | |||||
| Fixed |
Yes |
Yes |
Yes |
No | No |
| NEM pockets | No | No | No | No |
Yes |
| Coupling type |
Peco style |
Peco style |
Tension lock |
No |
Tension lock |
| Items in Stock | View | View | View | View | View |