Aluminum building components and steel building components, namely, beams, pre-fabricated architectural columns, trusses for building, structural joint connectors, pipe adapters, splice plates, joist hangers, stacker plates, hinges, hydraulic mounts, sleeve blocks in the nature of metal blocks with internal mounted wheels to create linear movement of both horizontal and vertical directions for a truss structure, z-arms in the nature of spacers, decorative wall, ceiling and floor panels, hand rails, frame rails, stair stringers in the nature of inclined beams for creating staircases and connecting staircases to structures, stair treads