Blued steel, 17-Round, 9x19mm caliber magazine. 17-round magazines are not available in all states and locales; 10-round magazines are available where required to meet state and local regulations limiting magazine capacity. Ruger cannot bill to or ship 17-round magazines to the following states and cities: California, Colorado, Connecticut, Hawaii,Maryland, Massachusetts, New York, New Jersey, Washington DC, Aurora, Cicero, Cook County, Buffalo Grove, Dolton, Evanston, Franklin Park, Hazelcrest, Highland Park, Homewood, Melrose Park, North Chicago, Oak Park, and Skokie, IL
If you livve in any of these locations, DO NOT ORDER THIS MAGAZINE. This magazineámay be used on the SR9c«. It is highly recommended that the magazine adapter (item 90341) is used to ensure that the magazine is properly aligned in the handle of the gun.