Several of the signs accompanying the probe and drogue. The signs, from top to
Probe tip captures receiving hole in bottom of LM
drogue; works as a flexible ball joint between both spacecraft as final
capture alignment is achieved.
Attached to top of CM;
contains 12 docking
latches that when activated at the end of docking procedure hold both
Passive funnel receiver for docking probe;
attached to top of LM docking tunnel.
Primary active component of docking system; when center gas piston is actuated,
the probe is compressed, pulling both spacecraft together.