Elevator insert

In a vertical elevator in a building with a vertical shaft, for supporting a cab to be elevated, with rails mounted on the walls, the improvement in support inserts for mounting the rails on the walls, which comprises:

• multiple horizontally mounted support inserts on the walls comprising integral metal tubular members each with a rectangular cross-section and with four faces between opposed ends, wherein a first of the faces has two opposed elongate slots between the opposed ends leading to rectangular openings adjacent to each of the opposed ends of the tubular member and a rectangular opening centrally located between the opposed, elongated slots of the tubular member, wherein the slots in the tubular member are adapted to slidingly position a shaft of a bolt in the elongate slot with a head of the bolt inside the tubular member for mounting the rails and wherein the support insert has an opposite of the faces from the first of the faces with openings with additional bolts for mounting of the insert through the rectangular openings and wherein the inserts are mounted on the walls with the bolts.