RR-S10: 270mm Deep Shelf adjustable arms moves the shelf back to 400mm Max. For use with 450m Deep Wall Mount Cabinets

RR-S11: 300mm Deep Shelf adjustable arms move the shelf back to 450mm Max. For use with 550m Deep Wall Mount Cabinets

RR-S12: 350mm Deep Shelf adjustable arms move the shelf back to 500mm Max. For use with 600m Deep Wall Mount Cabinets

The Depth of the actual shelf does not change. the arms of the shelf can be adjusted into different positions, this can only be done if you have profiles that are not fixed.