This Feb. 1, 2013 photo shows a "bump" stock next to a disassembled .22-caliber rifle at North Raleigh Guns in Raleigh, N.C. The accessory devices, which legally allow a semiautomatic rifle to fire ... more 
This Feb. 1, 2013 photo shows a "bump" stock next to a disassembled .22-caliber rifle at North Raleigh Guns in Raleigh, N.C. The accessory devices, which legally allow a semiautomatic rifle to fire like a real machine gun, are among nearly 160 weapons or accessories targeted by a proposed federal ban. (AP Photo/Allen Breed) less 
1 / 5
Associated Press | Photo By Allen Breed
Thu, Feb 7, 2013 3:15 PM EST