heavy duty frame, frame is the trusted solution for securely displaying standard signage in elevator cabs and lobbies. engineered for public, commercial, and institutional environments, it features a brushed stainless steel frame and a tamper-resistant plexiglass cover that opens only with allen key. whether you're posting elevator inspection certificates, emergency instructions, or occupancy notices, this frame keeps your content protected and visible. built for high-traffic areas such as government buildings, schools, hospitals, and correctional facilities, it's designed for both durability and a professional appearance. product features: lockable front panel (allen key included),heavy-duty plexiglass cover for protection, brushed stainless steel frame, pre-drilled holes for easy installation and upgrade your elevator signage with a frame built to last.