To release the pannier insert key (4) in lock (5) and turn it counter-clockwise; push the pannier down until hearing the release
click and then pull it up.
Installing the side panniers
Engage the left pannier (1) on pawls (2) and (3) and push down until the pannier locks into place.
Insert key (4) in lock (5) and turn it clockwise to block the pannier.