Just my thoughts and experiences with the HK USP 9mm Compact.
TALON GRIPS for Heckler & Koch USP Compact 9mm/.40 : Sports & Outdoors
Heckler & Koch USP 9/40 Full Size IWB KYDEX Holster
H&K USP Compact 9mm w/ Thumb Safety OWB Holster LightDraw®
New (to me) USP Compact 9mm (pics)
ArtStation - H&K mod. USP Compact, 9mm P.B. sidearm w/ TLR-4
Heckler & Koch ~ HK USP Compact ~ 9MM Luger
USP - COMPACT - Heckler & Koch
HK USP Compact V1 SA/DA 9mm Luger 3.58 10+1 (2) Black Blued Steel Slide Black Polymer Grip
Picked up the only good .40 today: an H&K USP Compact : r/guns