The LEO Hardware Parallel Mount Drop Plate is engineered for use with Dorex 441 Series, and LCN 4040 XP Series door closers. Made from heavy-duty powder-coated steel, this drop plate ensures reliable performance and durability. It includes all necessary fasteners and mounting instructions, making installation straightforward. Designed for parallel arm installations where the top rail of the door is less than 6", this drop plate provides a secure and effective solution.