Are you looking for NSF53 LEAD certified 10" cartridge?
Check out the LR-FB10 series HERE
CBR2 Series are advanced multi-media cartridges designed to reduce chlorine taste & odor and other contaminants. They are manufactured using a powdered activated carbon (PAC) with a specially designed adsorbent media for lead and mercury reduction. The unique polyolefin bilaminate prefilter increases the cartridges' useful life by trapping sediment that typically plugs carbon block cartridges.