Mounting System: Utilizes stainless steel or aluminum standoff pins (also called "standoff spacers" or "bolts") that fix the glass to the side of the concrete staircase and wall.Glass Type: Typically constructed with 12mm to 19mm tempered or laminated safety glass to ensure structural integrity and meet building codes for outdoor installations.Aesthetics: The frameless design provides unobstructed views and a minimalist, contemporary look suitable for luxury residential projects.Top Rail: A thin black metal handrail (often aluminum or stainless steel with a powder-coated finish) is used for both safety and to meet code requirements, which often necessitate a continuous handrail for support if a panel fails.