CCI 920CC: Utilizing the same coating technology that revolutionized cleanliness in the realm of rimfire, we are now expanding the capabilities of 22 WMR. Our new Maxi-Mag Segmented HP incorporates a unique polymer bullet coating designed to significantly decrease copper and lead fouling in the barrel, all without leaving any residue. Additionally, this innovative coating can reduce lead accumulation in suppressors by 60 to 80 percent.