Description A powerful rare earth magnet keeps the holder in place on the rail. Use the rail to hold the sign holder. Use on flush or exposed rail. Sign plate is NOT included. We have a wide variety of OSHA-mandated sign plates to choose from. View OSHA-Mandated Blue Flag Sign Plates View All Compatible Sign Plates Weight: 3 lbs. IMPORTANT: This sign holder is designed to accept 12”x 15” and 15”x 18” Aldon manufactured sign plates with item numbers starting with “6” or “7”. Other sign plates may require additional mounting holes to be installed by the customer. Aldon can install custom mounting holes upon request for an additional charge.
