These injection moulded plastic buffers are provided in five variants, as illustrated from left to right.
- 1 NGSB0204 Square with rounded corners
- 2 NGSB0202 Oval – Steam era
- 3 & 4 NGSB0203 Oval – modern image
- 5 NGSB0200 Small rectangular (W 3.0mm x H2.4mm)
- 6 NGSB 0201 Large rectangular (W3.95mm x H2.4mm)