ProMag(R) drum magazine is designed for compatible Saiga .410 Gauge shotguns. The detachable drum provides a 30-round capacity and features polymer construction with a black finish. Its high-capacity drum configuration is designed as a replacement or additional magazine for compatible Saiga .410 platforms.Key Features Designed for compatible Saiga .410 Gauge shotguns 30-round capacity Detachable drum magazine design Polymer construction Black finishProMag(R) manufactures aftermarket magazines and firearm accessories for a wide range of firearm platforms. The company produces magazine products using purpose-selected materials and designs intended for compatible firearm applications. ProMag products emphasize practical functionality platform compatibility and durable construction.