(dub) 21 : Performance Official

Uses advanced stealth materials and a "flying wing" shape to remain nearly invisible to radar.

The B-21 is engineered as a "digital bomber," meaning its performance is defined by its ability to update software rapidly to counter new threats. (Dub) 21 : Performance

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 Uses advanced stealth materials and a "flying wing"

Capable of flying thousands of miles without refueling to strike any target worldwide. "Dub 21" may refer to the