The second part of the attachment is used to connect the robot with the pull-up bar. This attachment demonstrates a locking mechanism and can hold the weight of the whole robot while the robot is on the pull-up bar.
This is a LEGO Education SPIKE Prime robot attachment for accomplishing the FIRST LEGO League 2020 Replay Pull-up bar mission . The attachment is designed for Gazon, LEGO Education SPIKE Prime competition robot.
These are instructions on how to build the:
You can find more building instructions and tips and tricks about the competition on this page.