Section 134-53 - Butterfly knives; prohibitions; penalty(a) Whoever knowingly manufactures, sells, transfers, possesses, or transports in the State any butterfly knife, being a knife having a blade encased in a split handle that manually unfolds with hand or wrist action with the assistance of inertia, gravity or both, shall be guilty of a misdemeanor.(b) Whoever knowingly possesses or intentionally uses or threatens to use a butterfly knife while engaged in the commission of a crime shall be guilty of a class C felony.