The specialized KB Guide, is used as the choke point guide and mid-section casting guide in every K-Series guide train including New Guide Concept and KR Concept layouts. And, all KBís are followed by the standard KT running guide, a strong, lightweight guide that pairs perfectly with other K-Series. Corrosion Control (CC) frosted silver with Alconite ring. CC processing results in a stainless surface that is 5-7 times more corrosion resistant than standard stainless. Model CCKBAG.