affixed to the architectural pre cast panel 110 at the base of the architectural pre cast panel 110 is a bearing connection 170 that supports the weight of the architectural pre cast panel 110 the architectural pre cast panel 110 is positioned relative to the building floor 120 by adjusting nuts 160 a 160 b that are threaded onto the threaded rod 150 placed on the threaded rod 150 are crushing tubes 180 a 180 b the adjusting nut 160 a 160 b are tightened against the crushing tubes 180 a 180 b now referring to fig2 which shows a close up view of the crushing tubes 180 a 180 b which are placed on the threaded rod 150 on either side of the bracket 140 the crushing tubes 180 a 180 b are tightened against the bracket 140 via the adjusting nut 160 a 160 b on either side of the crushing tubes 180 a 180 b the coil spring 200 is placed on the rod between the crushing tube and the adjusting nut now referring to fig3 which shows an inward lateral movement 148 of the bracket 140 that is attached to the structural beam 130 relative to the pre cast panel 110 the inward movement deforms 192 b the crushing tube 180 b and creates a deformed crushing tube 190 b now referring to fig1 fig2 and fig4 a whereby fig4 a shows an outward lateral movement 144 of the bracket 140 that is attached to the structural beam 130 relative to the precast panel 110 the outward movement compresses the coil spring 200 and creates a fully compressed spring 210 now referring to fig1 fig2 and fig4 b whereby fig4.