Operant box roof hole cover for fiber optic tethers, with locking door mechanism.
Designed by Elizabeth Glover (ejglover@uic.edu)
Designed to restrict roof hole opening to prevent subject from climbing out while allowing unhindered patch cable movement.
Original posting: https://www.thingiverse.com/thing:5696945
This design was validated by Kevin Chávez-López on 05/23 on behalf of the OpenBehavior project.