Offering single and double action, the Smith & Wesson 638 .38 Special Revolver features an aluminum alloy frame, a shrouded hammer and a stainless-steel barrel and cylinder. This revolver is designed with a steel ramp front sight and a fixed rear sight. Matte finish. Synthetic grip. 5-round capacity. Includes a gun lock. Smith & Wesson 638 .38 Special Revolver - Handgun Rvolvr/Single Centre at Academy Sports