Von Duprin 8875TP-F US10B Grade 1 Mortise Exit Bar Wide Stile Crossbar 48 Fire-Rated Device Classroom Function Thumbpiece Trim Less Cylinder Less Dogging Dark Oxidized Satin Bronze Oil Rubbed Finish Field Reversible

8875-F mortise lock fire exit devices for all types of 4 Ft. X 8 Ft. (1219 mm X 2438 mm) single and 8 Ft. X 8 Ft. (2438 mm x 2438 mm), UL listed, 3 hours. Fits door stiles as narrow as 4 3/4" (121 mm). The 7500 mortise lock is field reversible without removing the lock from the door. It has a non-handed auxiliary bolt for deadlocking and a faceplate with an adjustable bevel. Field selection of functions are furnished standard. TP and K function may be field selected by turning down a set screw in mortise lock body. Electric locking or unlocking options are available.