The Ruger MSR Cleaning Kit is a high quality tactical rifle cleaning kit for 0.30 caliber tactical rifles. The kit comes in a durable tool box and includes brass components, specialty cleaning brushes, and accessories. The high quality brushes are designed to clean the chamber, gas tube, bore, bolt carrier key, and upper receiver. A brass jag and slotted tip, along with a clear gas tube brush, guide, and a cleaning cord for those who learned to clean without a brass rod are also included.