.357 RS

The Ruger Security Six is a series of double action revolvers introduced in 1972 and manufactured by Sturm, Ruger & Company. These revolvers were marketed to law enforcement duty issue, military, and civilian self-defense markets. As with all Ruger firearms, the Security Six revolvers were robustly designed with large, heavy-duty parts for durability and to allow for investment casting.

Various models were issued by US government agencies as diverse as the former Immigration and Naturalization Service, the Postal Service, Border Patrol, and numerous police agencies. The Security Six and its derivatives also became the standard issue service weapons of a large number of police departments, in addition many were exported overseas. While Ruger's Security Six line was replaced by the Ruger GP-100 and has been out of production since 1988, a total of over 1.5 million revolvers were produced and they remain well-liked and respected, as well as highly sought after in the second-hand market.

Battlefield Hardline
The RS357 is a revolver featured in Battlefield Hardline. As it name suggests, this variant fires .357 Magnum rounds.