The NanoRacks Bishop airlock is attached to the Canadarm2 robotic arm

iss070e097962 (Feb. 21, 2024) --- The NanoRacks Bishop airlock is attached to the Canadarm2 robotic arm's latching end effector. Bishop can be uninstalled from its home on the Tranquility module for portable operations. It can also be used to stow cargo and extract or install payloads. The International Space Station was orbiting 264 miles above the Atlantic Ocean off the coast of southern Brazil at the time of this photograph.