Boker Tree Brand Knives - Boker Plus Kalashnikov Anniversary Linerlock with Serrated Blade. Model: BOP02401. 4 5/8" closed. 3 1/2" black finish AUS-8 stainless partially serrated blade with dual thumb studs. Features 1947 - 2012, 65 year anniversary blade etch. Grooved OD green aluminum handles. Lanyard hole. Satin finish stainless pocket clip. Serialized. Limited edition of 650 produced.