In 2018, the federal government banned bump stocks for that reason, but gun enthusiasts have challenged the regulation in court, contending that only Congress has the power to enact such a ban.
A Trump administration ban on the devices, which enable a shooter to rapidly fire multiple rounds from semi-automatic weapons after an initial trigger pull, was struck down by a federal appeals court.
Gun rights groups had a sought a hold on the ban, which went into effect on Tuesday. The court denied the second such appeal, allowing the ban to proceed while challenges move through the courts.
Anyone selling or owning bump stocks could face up to 10 years in federal prison and a fine of $250,000. The devices are now classified as machine guns.
The federal ban on bump stocks announced in December takes effect March 26. Sellers and gun rights groups are taking advantage of that extra time to boost sales, despite the upcoming ban.
As the NRA opens its annual meeting Friday, it faces criticism — and not just from gun control advocates. Some gun owners, like Tim Harmsen, are unhappy with the organization's recent compromises.
Slide Fire will stop taking orders and halt manufacturing of the rapid-fire gun products. It is facing a class-action lawsuit for negligence, and the government is pursuing a ban on the devices.
The Justice Department took a first step in banning the sale, manufacture or possession of devices used to make a gun fire like an automatic weapon. But advocates say it'll take legislative action.
Instead of broader gun control, Gov. Rick Scott wants to keep guns away from mentally ill or violent people. He announced funds for "school hardening" and police officers in every school.