Switchblade knife.

Switchblade knife. Switchblade knife means any imported knife, or components thereof, or any class of imported knife, including switchblade, Balisong, butterfly, gravity or ballistic knives, which has one or more of the following characteristics or identities:
(1) A blade which opens automatically by hand pressure applied to a button or device in the handle of the knife, or any knife with a blade which opens automatically by operation of inertia, gravity, or both;
(2) Knives which, by insignificant preliminary preparation, as described in paragraph (b) of this section, can be altered or converted so as to open automatically by hand pressure applied to a button or device in the handle of the knife or by operation of inertia, gravity, or both;
(3) Unassembled knife kits or knife handles without blades which, when fully assembled with added blades, springs, or other parts, are knives which open automatically by hand pressure applied to a button or device in the handle of the knife or by operation of inertia, gravity, or both; or
(4) Knives with a detachable blade that is propelled by a spring-operated mechanism, and components thereof.

Source

19 CFR § 12.95


Scoping language

Terms as used in 12.96 through 12.103 of this part are defined as follows:

Is this correct? or