The new product developed by Rotchi recently was designed for gun chamber cleaning. People may easy to find tools for bore cleaning, but little tools are speical for the gun chamber cleaning. Actually, it is very necessory to clean the chamber after shooting, because a lot of power residues , brass left on the chamber surface. If you do not clean them , Shooting will be inaccurate and will damage the surface of the gun.
The new chamber cleaning rods have two parts, one is with female hole for chamber cleaning brush, another one was designed with clips, by which you can roll a patch and put in the clips. Check our link: https://www.rotchi.com/gun-cleaning-rod-for-chamber-and-pistol-cleaning.html
To find more about the products.