Heckler & Koch began developing its Mark 23 in response to U.S. Special Operations Command request for a ... Wearing an Insight Technology laser aiming device and Knight’s Armament suppressor, ...

Introducing Heckler & Koch Mark 23 Gun: Here’s Why It Failed. January 12 ... Most suppressors when attached to tilting barrel designs don’t work properly as the mass of the suppressor affects ...

LAS VEGAS -- German gun-maker Heckler & Koch GmbH stole headlines at SHOT Show with an assault rifle featuring a new silencer made by the U.S. firm Operators Suppressor Systems.