The S&W CSX is built on an aluminum alloy frame with interchangeable polymer backstraps, providing the user the ability to customize their level of concealment and ergonomic fit. Chambered in 9mm, the CSX features a 10+1 capacity; both ambidextrous slide releases; glare reducing serrations on top of slide and EZ-tab integration for simpler racking; ambidextrous manual thumb safety; two magazine release buttons for left and right hand shooters; flat face trigger with integrated safety for a consistent finger placement and an Armornite durable corrosion resistant finish. Includes two 10rd magazines.