THE LAST PHOTO YOU WILL SEE A LEVER AT THE BOTTOM IN THE CENTRE, THIS NEEDS A BAR PLACING IN IT, PULL IT ACROSS AND THE WHOLE TABLE LIFTS UP ONTO IT'S WHEELS FIXED UNDER THE CENTRE OF THE TABLE, YOU CAN THEN PUSH IT AROUND LIKE A TROLLEY TO THE JOB YOU ARE DOING , THEN SWING THE LEVER BACK AND IT DROPS ONTO THE TABLE LEGS. GREAT BIT OF KIT , FIND ANOTHER!! MAKE SURE THIS IS THE RIGHT BENCH FOR YOU. PLEASE LOOK OVER THE PHOTOS CAREFULLY. WHAT YOU SEE IS WHAT YOU GET.