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oljames3 wrote: ↑Mon Jan 21, 2019 12:03 pm Do these come in APFSDS (Armor Piercing Fin Stabilized Discarding Sabot)?

That would be right up your alley

Here you go - for those who believe momentum and "knock-down power" are relevant things in SD ammo:



Still, it has an interesting case similar in design to some 50-cal ammo I've seen - 2-part case that screws together.