This is a Schlage Style Cylinder with a NB Composite keyway designed to fit most key-in-knob and key-in-lever cylinders and some deadbolts.  The lock is keyed 0-bitted and sold with 2 0-cut HR1 Harloc Look-Alike keys and six tailpieces. Satin Chrome Finish. 15995NB-26D-0B.  NB Composite keyways can be rekeyed to Lori, Harloc, and other locks.  Pinned 5 and drilled for 6.   Includes: 2 Ilco® look alike keys, 3 rigid tailpieces, 1 lazy tailpiece for single deadbolt, 2 different length lazy tailpieces for double deadbolts.