Master Lock Classroom Function Knob Set has a brushed chrome finish with BumpStop® technology – Bump resistant cylinder. Cylindrical construction for enhanced durability.
For Classroom application – Either knob operates deadlocking latch bolt unless outside knob is locked by key. Inside knob is always active. Key unlocks outside knob.
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2-3/4″ fixed backset latch.
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3 hr UL listing.
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Meets ANSI/BHMA A156.2, Grade 2 Standards.






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