This has a 645 x 450 mm removable tray with a four-sided rim. The stainless steel body is sturdy and easy to manage while the four twin castors are made with two brakes to make it all functional. This is designed with a black thermoplastic rubber body that resists marking and uses a stainless steel pump. It moves the height of this unit from 865 to 1215 mm. This also works with a pedal that can go on the front or back of the unit.