| Set contents (approx) |
| K90900 | K'NEX Interlocking clip Tan | 8 |
| K90901 | K'NEX Connector 1-way Dark Grey | 13 |
| K90902 | K'NEX Connector 2-way straight Orange | 7 |
| K90903 | K'NEX Connector 2-way Light Grey | 8 |
| K90904 | K'NEX Connector 3-way Red | 15 |
| K90905 | K'NEX Connector 4-way Green | 13 |
| K90906 | K'NEX Connector 5-way Yellow | 12 |
| K90907 | K'NEX Connector 7-way 3D Dark blue | 6 |
| K90908 | K'NEX Connector 8-way White | 5 |
| K90909 | K'NEX Connector 4-way 3D Purple | 13 |
| K90912 | K'NEX Hinge - Blue half | 1 |
| K90914 | K'NEX Clip with rod end Black | 8 |
| K90919 | K'NEX Hinge - Black half | 1 |
| K90950 | K'NEX Rod 16mm Green | 41 |
| K90951 | K'NEX Rod 32mm White | 36 |
| K90952B | K'NEX Rod 54mm Mid Blue | 18 |
| K90953 | K'NEX Rod 86mm Yellow | 10 |
| K90954 | K'NEX Rod 128mm Red | 5 |
| K90955 | K'NEX Rod 190mm Grey | 5 |
| K90957 | K'NEX Rigid rod 128mm Tan | 1 |
| K90975 | K'NEX Tyre Small | 4 |
| K90978 | K'NEX Pulley Small | 4 |
| K90988 | K'NEX Gear small push-on Grey | 2 |
| K90993 | K'NEX Crown gear medium Yellow | 1 |
| K90994 | K'NEX Spacer Blue | 19 |
| K91022 | K'NEX Tri Panel small Red | 2 |
| K91317 | K'NEX Gear small Dark blue | 1 |
