The Marks 195S-10B USA Grade 1 Classroom Function Lock is a high-security classroom lock that is perfect for use in schools and other institutional settings. This lock is made from steel and features...
The Marks 175S-10B USA Grade 2 Classroom Function Lock is a high-security classroom lock that is perfect for use in schools and other institutional settings. This lock is made from steel and features...
The Marks 175RS-10B USA Grade 2 Classroom Function Lock is a keyless entry device that is used to secure classroom doors. It has a 10-key code and a 2-digit display.