Not sure what your monitor size is ?
Monitor Size: Unknown
The Beretta M9, formally Pistol, Semiautomatic, 9mm, M9, is a 99mm Parabellum pistol of the United States military adopted in 1985. It is 8.5 inches in length. (via Wikipedia)
S w 44 magnum
45 colt cartridge
about an inch too big... but pretty much the right size