The ZroDelta Rifle is a semi-automatic firearm with a caliber of .223 Wylde. Model RS15, it sports a quality matte black finish. This durable, precision gun delivers optimum performance, being designed for reliability and accuracy in various conditions. Ideal for professionals and shooting enthusiasts.Log#5865 ZroDelta Rifle Semi-Automatic .223 Wylde Cal. RS15 Finish: Matte Black