Calibers: 38 Special/357 Magnum or 9mm. Capacity: 7-round cylinder. Barrels: 3” or 6.5”, ported. Sights: Adjustable rear, fixed front. Grip: “Ribber” textured. Finish: Matte blued or stainless. Features: Caliber can be changed with a swap of the cylinders which are non-fluted.