1996
Colona, Illinois
- brothers Mark and Chuck Larson
- originally named Tolerance Plus in Cleveland, Illinois
– 1,800 square foot
– manufactured high-quality 1911 parts
– custom 1911 pistols - 1981 – 1991 both worked at Springfield Armory
– Mark was the head armorer - – 1993 partnership with Les Baer
- – 1997 built AR-15 type rifles for Eagle Arms in Coal Valley, Illinois
- 1997? moved to Colona, Illinois
– 50,000 square foot - Dec 2003 awarded contract with the Drug Enforcement Administration for 5,000 LAR-15 rifles
– Federal Bureau of Investigation
– United States Marshals - April 5, 2013 Mark Larson passed (50) Nov. 25, 1962 – April 5, 2013
- 2017 RRA supported questionable gun laws passed in Illinois
The Rock River is a tributary of the Mississippi River, approximately 299 miles long
Rock River Arms
rockriverarms.com




National Governing Body for Olympic-type shooting in the USA including international rifle, international pistol, international shotgun and running target. They host the USA Shooting National Championships, the National Junior Olympic Shooting Championships, U.S. Shooting Team Trials and Preliminary Tryouts



