The gun modification that made the Las Vegas shooting so deadly Bump stocks make semi-automatic guns behave like fully automatics. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts How Will SpaceX Get Us To Mars for Much Cheaper? The Problem With Renewable Energy (and how we’re fixing it) What happens on the internet in a second The #1 reason people die early, in each country Stealth – How Does it Work? NASA Reinvented The Wheel
