“The Weight (62.8lbs)” pushes glass to the limits of it’s material properties and strengths. Casted lead crystal nuts and bolts threaded through a slumped glass bracket support 68.2lbs of concrete and chain. I have found that it is quite common for strength to be underestimated.

Casted Glass, Slumped Plate Glass, Concrete, Chain

1’-4” x 1’-4” x 6’-10”