The Sargent LC-8816-J-ETL is a 42" Rim Exit Device a Grade 1 Exit Device with a Classroom Security Function, with ETL Trim that comes Less Cylinder, has Hex Key Dogging, and is for 37"-42" Door Widths.

16 Classroom Security ET Trim
Key Outside Retracts Latch; Key Inside Unlocks/Locks O/S Trim
O/S #34 Cylinder & I/S #44 Cylinder

The 8800 series is designed for standard-width stile applications on wood and metal doors.

Door Types: Wood or metal 1 3/4"(44mm) Thick Door; Over 1 3/4" specify thickness and order as a 31- prefix. 

Door Widths: E Rail - 24" to 32" (61cm to 81cm) No cutting required for 32" door; F Rail - 33" to 36" (84cm to 91cm) No cutting required for 36" door; J Rail - 37" to 42" (94cm to 107cm) No cutting required for 42" door; G Rail - 43" to 48" (110cm to 122cm) No cutting required for 48" door

Features:

• Single-point rim latching device
• Single door & double door applications with mullions
• Quiet operation and solid security
• Devices are ANSI A156.3 - Grade 1
• UL Fire and Panic listed