Plate I1 is usually used to build line motion mechanism,rocker mechanisms because it is specially designed with a long slot .
- A long slot ( width:4mm, length:60mm )
- 18 M4 mounting holes compatible with most Makeblock componets.
- Aluminum extrusion (high strength),8msick, anodized surface(long time to shelve with barely rusting)
2x Plate l1