The Sig Sauer SP2022 is the latest version of our popular polymer framed pistol and features a durable, lightweight and wear-resistant polymer frame with the added tactical versatility of an integrated accessory rail. The slide is machined from a solid block of stainless steel and protected by Sig"s black Nitron finish. Available in 9mm, and .40s&w, the SP2022 can easily be converted from a Double-Action/Single-Action to a Double-Action Only configuration through a unique integral fire control unit. It also features the Sig Sauer four-point safety system. The Sig Sauer polymer framed pistols has earned an enviable reputation and proven track record of reliable performance in the hands of law enforcement professionals. California approved.