The Von Duprin 9857L is a three-point locking exit device with a push bar and a lever on an escutcheon. It mounts on a door and latches at three points, which secures the door at the top, bottom and center. It fits openings that need an exit device with a lever for access from the outside. Von Duprin is an Allegion brand. Part 9857L-NL-01 3 US4 LHR is the 36 Device, 84 Door Height, Night Latch Function, 01 Lever with Escutcheon, Hex Dogging, Field Reversible version in Satin Brass.

• 36 Device
• 84 Door Height
• Night Latch Function
• 01 Lever with Escutcheon
• Hex Dogging
• Field Reversible
• Finish US4 Satin Brass
• Grade 1
• Part number 9857L-NL-01 3 US4 LHR