20mm antitank rifles with HEAT rounds?

[Fred Brackin]

Originally Posted by Anthony

. Not that 2" penetration in RHA will do much to a current tank, but it's still the equivalent of about 8d(5) in GURPS.

DR 140 on _frontal_ armor in modern tanks may be unknown but most armor on all other facings is lower than that. See the T-72 in High Tech among others.