Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish

Brushed chrome finish | For locked storage room application | Operated by knob inside or key in outside knob, Outside knob is always locked. Inside knob is always unlocked | BumpStop technology - Bump resistant cylinder | Cylindrical construction for enhanced durability | Six pin Schlage C compatible cylinder standard | 2-3/4in (70mm) fixed backset latch | 3 hr UL listing, Meets ANSI/BHMA A156.2, Grade 2 Standards