For the Umarex/HK USP compact I replicated a Jack Bauer setup from 24.
The Collateral Special - HK USP Compact Review
List of Firearms, Marvel Cinematic Universe Wiki
24 - Jack Bauer (Kiefer Sutherland) Prop 9mm Pistol and Holster
Handguns H To L / Guns Of Fiction - TV Tropes
Guns of Pop Culture: 24 and the USP Compact - Pew Pew Tactical
Heckler & Koch USP, Wiki 24
Heckler & Koch USP, Wiki 24
Hk Usp - UK
List of Firearms, Marvel Cinematic Universe Wiki
The Collateral Special - HK USP Compact Review
Art of the Gun: The H&K USP - The Shooter's Log
Jack Bauer (Kiefer Sutherland) Prop Pistol and Holster from 24