Alabama Governor Kay Ivey signed into law a bill banning Glock switches and other conversion devices that convert semi-automatic weapons into machine guns.

The Birmingham mayor, who lost a brother and nephew in shootings, has expressed frustration over gun violence in his city. Police say the devices produce a rapid, hard-to-control spray of bullets that increase the number of casualties during a shooting.

The Alabama Senate on Tuesday issued final approval for a bill that would make possession of a Glock switch a Class C felony. The bill now goes to Gov. Kay Ivey, who can sign it into law. SB116, brought forth by Sen.