This 1/16" Cotter Pin is the "axle" that attaches a tail-wheel ball (700-00009) attaches to the robot chassis (700-00022) for our Parallax Small Robots. A cotter pin is included in the Small Robot Hardware Refresher Pack (570-35000). It is also offered here individually as a replacement part.
Compatible robot kits:
- cyber:bot robot kit with micro:bit (32700)
- Propeller ActivityBot (32600) (original or 360°)
- BASIC Stamp Boe-Bot (28832) (all versions)
- Robot Shield with Arduino (32335)

