"...It would be considered a butterfly knife..."

Maybe, maybe not. If it takes both hands and four movements to open the silly looking thing, it might slide by...


"...Second, the Black Rock Hunter requires the use of both hands to make the four distinct movements required to rotate both handles 180 degrees from closed to open. The Black Rock Hunter is not a butterfly knife, gravity knife, flick knife or switchblade. It can’t be opened by a wrist snap, or any single-handed opening technique. It offers a significant margin of safety and, because of the way it’s opened, it’s legal to possess in most countries, states or jurisdictions that unreasonably ban the sale of even the most innocent one-handed openers..."