Iosso AR-15 Gas Tube Cleaning Kit Refill Brushes 223 and 308

Clean the gas tube without disassembly! Use this brush on both the AR-15 or AR.308 rifles. This kit is to replace gas tube brushes that are sold in the AR Rifle Cleaning Kits. The gas tube brush was designed to be used with the clear guide tube which is included in the AR Rifle Cleaning Kits. YOU NEED THE GUIDE TUBE FOR THE BRUSH TO WORK PROPERLY. Directions: Apply a little Iosso Triple Action Oil to the Gas Tube Brush. Insert the clear guide tube over the end of the Gas Tube. Hold the brush end