Armalite did make an AR-30 - it was a 30 caliber bolt action rifle, with a form similar to the AR-15. It was chambered in either .308, 300 Winchester Mag, or .338 Lapua Mag.
They also have an AR-50, chambered in 50 BMG.
2,870 posted on 07/14/2024 2:53:22 PM PDT by meyer
("When, in the course of human events,....")