(dub) 21 : Performance Direct

Optimized for both conventional and nuclear missions.

Alternatively, "Dub 21" may refer to the , one of the longest-running dub music parties in the world, which concluded its legendary residency at the Elbo Room in San Francisco after 21 years of performance. Key Performance Elements of Dub Music B-21 Raider | Northrop Grumman (Dub) 21 : Performance

Capable of flying thousands of miles without refueling to strike any target worldwide. Optimized for both conventional and nuclear missions

Uses advanced stealth materials and a "flying wing" shape to remain nearly invisible to radar. "Dub 21" may refer to the