Carlson’s Choke Tubes LLC is, and has been for 30 years,the industry leader in choke tube performance and technology.Carlson’s is a family-owned business based in Atwood, KS; we can proudly say that all Carlson’s choke tubes are manufactured in the United States from 17-4 heat-treated stainless steel and warrantied for life.We are “The Shooter’s Choice” for performance and value, on the range or in the field.We offer specialty chokes,factory replacements,tactical muzzle breaks/breechers,shotgun barrels,mag extensions,hammer expanders,snap caps and other quality shooting supplies. (less)