The J&J Ceramic Barrel is a lightweight and accurate barrel. The J&J barrel is produced of a hard ceramic and has a teflon coating that reduces friction in the barrel and self cleans as you fire. No more stopping in a fire fight to swab your barrel. Let your barrel self clean as you continue to fire. There will always be time later to detail your equipment.
If you are looking for a great one piece barrel then take a closer look at the J&J Ceramic. The J&J provides more perks than your average barrel!