Clean the gas tube without disassembly! Use this brush on both the AR-15 or AR.308 rifles. Use with a little IOSSO Triple Action Oil to remove all carbon. This kit is to replace gas tube brushes that are sold in the IOSSO AR Rifle Cleaning Kits. The gas tube brush was designed to be used with the clear guide tube which is included in the IOSSO AR Rifle Cleaning Kits. Per 2.
Item note: Guide tube needed for the brush to work properly.