The 9975 Series is a mortise exit device with a push bar that mounts on the door and works with a mortise lock body. It gives a door panic-style exit and is built for commercial openings. Von Duprin is an Allegion brand. Part LD9975L-DT-17 4 643E RHR is the 48 Device, Dummy Function, 17 Lever with Escutcheon Trim, Less Dogging, Field Reversible version in Aged Bronze.

• 48 Device
• Dummy Function
• 17 Lever with Escutcheon Trim
• Less Dogging
• Field Reversible
• Finish 643E Aged Bronze
• Grade 1
• Part number LD9975L-DT-17 4 643E RHR