Brownells - J-B Non-Embedding Bore Cleaning Compound
This guide details the use of J-B Non-Embedding Bore Cleaning Compound for firearm bore maintenance. Developed by Jim Brop and licensed by Brownells, this compound effectively removes powder residue and copper fouling without leaving behind damaging abrasive particles. It liquefies during use, making it easy to wipe out and restoring firearm accuracy.











