Is there a Federal law on maximum muzzle velocity for privately-owned firearms? Could a private citizen employ a discarding sabot or other technique? - Quora
ADDISON - Sabot con Zip Donna - HUNDRED100® Color NERO Materiale BUFALO TINTO IN CAPO Size 35 36 36.5 37 37.5 38 38.5 39 40
Harvester® Crushed Rib™ Sabots | .50 Cal | Muzzle-Loaders.com