Ted Horn assembles receiving barrels Jan. 10 at Lake Barrington-based DS Arms, which makes semi-automatic assault weapons. | Richard A. Chapman~Sun-Times Media
Lake Barrington-based DS Arms makes semi-automatic assault weapons along with other guns. Its owner expressed concerns about the impact of an assault weapon ban. | Richard A. Chapman~Sun-Times Media
Pistol grips await further assembly Jan. 10 at Lake Barrington-based DS Arms, which makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. | Richard A. Chapman~Sun-Times
PGM rifle barrels resting on a cart are ready for further assembly Jan. 10 at Lake Barrington-based DS Arms, which makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. | Richard A. Chapman~Sun-Times
FAL upper receivers ready for assembly rest in a bin. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Ted Horn assembles receiving barrels. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Tom Longo works on an assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Machining process of M4 receivers can be seen through a protective window. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
A CNC technician works with fixtures to ready them for machining. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Parts ready to ship are in a staging area at DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves. DS Arms makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Parts ready to ship are in a staging area at DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves. DS Arms makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Parts ready to ship are in a staging area at DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves. DS Arms makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Parts ready to ship are in a staging area at DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves. DS Arms makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Parts ready to ship are in a staging area at DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves. DS Arms makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
A box full of AR15 upper receivers are ready for further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Pistol grips await further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
RPD barrels resting on a cart are ready for further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Machining process of M4 receivers can be seen through a protective window. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
A CNC technician works with fixtures to ready them for machining. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
A box of M4 upper receivers are ready for further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Pistol grips await further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
RPD barrels resting on a cart are ready for further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
Machining process of M4 receivers can be seen through a protective window. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
A box of M4 upper receivers are ready for further assembly. DS Arms, the subject of a story on the economic impact an assault weapon ban would have on manufacturers like themselves, makes semi-automatic assault weapons along with other guns in their Lake Barrington facility. Photographed on Thursday, January 10, 2013. | Richard A. Chapman~Sun-Times
DS Arms was buzzing with activity. The phones rang and rang in the front office of the Northwest suburban gunmaker last week. Customers were calling to place orders — and they weren’t happy when they were told of two-month backlogs. Back in the factory, workers …