CRKT - Part Serrated M16-13 Law Enforcement M16®-ZLEK Linerlock Knife with Black Zytel Handles. Model: CR13ZLEK. 4 5/8" closed. 3 3/8" partially serrated AUS-8 stainless spear point blade with tactical black finish, dual thumb studs and integrated seat belt cutter. Black Zytel® handles with drilled hole design and integrated tungsten carbide glass breaker. Black finish stainless pocket clip. Features Carson Flipper and LAWKS® safety system.