How can I move the Quick Release seat mount?

To release the Quick Release sout mount:

1. Release the 2 quick releases
2. Pull the red locking button forward
3. Flip the rear rack upwards
4. Move the quick release seat mount up and down

To fix the Quick Release seat mount in a position:

1. Push this red button back. If it doesn’t move back, try moving the seat mount a little bit up or down: there is about every 5 mm a position in which the quick release bike seat holder can rest.
2. Close the quick releases
3. Flip the rear rack down

The Quick release seat mount is also seperately available:

If you want to move Quick Release Seat mount to different frame pin position:

To move the quick release seat mount to the the higher or lower frame pin position for a different range. Follow the steps in the pdf below: