Olympus - 999 5-Pin N Series National LatchGeneral Features Cabinet lock door latch lock Field reversible into all 4 handings Easily rekeyable via set screw cylinder release mechanism For drawer lock, see 998 Pin tumbler cylinder drilled for 5 pins Barrel lengths: 1" or 1 3 8" (specify barrel length when ordering) Barrel diameter: 7 8" Locks are handed at the factory; specify right hand or left hand when ordering. See the handing chart. Includes matching strike (stamped brass) with alignment