Norton 8148690 Low Ceiling Clearance Drop Plate is designed for the 8000 Series with a dark bronze finish, ideal for installations requiring slim line solutions where ceiling clearance ranges from 1-1/2" to 1-3/4". This drop plate supports top jamb arm mounting and measures 3-5/8" by 13". Manufactured by Norton Door Controls, known for pioneering innovations in door closer technology, it meets ANSI/BHMA A156.4 Grade 1 standards and includes a limited 25-year warranty, ensuring reliable commercial-grade performance.