Vauxhall 2010 Astra Owner's Manual page 58

Lock the rear carrier system
Swivel the left clamping lever (1) back
first, followed by the right clamping
lever (2) until they stop. Both
clamping levers must point
backwards, otherwise safe
functionality is not guaranteed.
Note
Close the tailgate!
Unfold pedal crank recesses
Fold one or both pedal crank
recesses upwards until the diagonal
support engages.
Storage
Remove the pedal crank mounts from
the pedal crank recesses.
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