The Door Bull SWISS TYPE KNIFE Turbo-Nitrogen Technology (TNT) Gas Piston

Turbo-Nitrogen Technology (TNT) Gas Piston

Why not a smart self-defense product

Lead- and arsenic-free glass is used for all lenses and prisms

Lots of shells to quickly load BBs so you can shoot more

Knife Material: Damascus steel

The Door Bull SWISS TYPE KNIFE Turbo-Nitrogen Technology (TNT) Gas Pistonhe Door Bull is a powerful barrier to keep your home, business, or classroom safe. It attaches easily to inward opening doors, making it virtually impossible to force the door open. The Door Bull Stops Them! It's more robust and powerful. And it helps your door frame do its job, by distributing the force more evenly and at the appropriate angles. Do not settle for old fashioned, ugly, oversized security bars for doors! Smart & Strong: Our precision