The KROME™ Mobile Rifle and Shotgun cleaning kit blends storage efficiency and component ergonomics with a stylish layout so the kits perform flawlessly in home and range-based environments. The KROME™ Mobile Rifle and Shotgun cleaning kit contains everything you would need to clean and service the most popular calibers and gauges of rifles and shotguns. For use with .22 Caliber to .30 Caliber rifles and .410 bore to 12-Gauge Shotguns.