Within the opla range, we offer 'opla' which pulls out to sit flush with the shelf above, or 'opla top' which will pull out and rise up to the height of a worktop.. 15" wood pull out shelf - 4wdb-15 adds functionality to your base cabinets and is sturdy enough for years of use.features: dovetail construction and maple veneer plywood for strength and a naturally beautiful finish. it is easy to install and has concealed under mount 3/4 extension euro slides.. Sliding storage drawer 350/400/500/600mm pull out wire basket shelves cabinet. brand new