Hoppekids STOREY set with 4 Shelves and 2 cross-supportsCombination set with 4 shelves and 2 cross supports in 100 cm for the storage system STOREY from Hoppekids. The cross supports helps to stabilise the bookshelf, , while the shelves gives you lots of storage. They are mounted between the shelf sides. They can be placed at 56 different heights which gives you lots of options. The shelves are built by using two shelf sides and placing shelves etc. in between. If you want to built a longer bookshelf you