I know I’m late to this party but... I have an LHR Redemption, which is the TC strike. It likes 100 gr. Blackhorn 209 by volume, with a harvester crush rib sabot, .452 for a .50 cal. I use either a Hornady xtp or sst in the 300 gr. version and a CCI or Winchester full strength 209 primer. LHR...