Incredibly durable, the Sig Sauer SP2022 features a lightweight, wear-resistant polymer frame, integrated accessory rail, slide machined from a solid block of stainless steel, and nitron finish. The SP2022 has proven itself among law enforcement and military. In 2004, Sig Sauer was awarded a contract for 5,000 SP2022 pistols by the US Army Tank automotive and Armaments Command.