The heavy-metal band found a new way to cash in on its fame — by selling scraps of its Boeing 747 tour plane, “Ed Force One,” as memorabilia.

Gear-ogglers have previously had to feed off scraps about what guitarist IV uses in the band ... with his guitar tech, Billy, ...

He was then asked to pick his favorite riff written ... though much of the band's fierce reputation rested upon the guitar partnership of Jeff Hanneman and Kerry King, and so they called it ...