Space saving: Using these brackets to create shelving in the greenhouse or shed extends storage vertically, freeing up floor space, ideal in a compact building Make any size shelf: The brackets allow you to make any size of shelf you like using decking boards or other materials you may have to hand Strong and lightweight: Made from aluminium, the brackets are light, but the clever design makes them able to hold up to 25kg per shelf Easy to install: They are designed to fit into standard greenhouse channels and come with simple twist bolts Dimensions: Each bracket measures 27cm by 23cm by 2cm