The new HK suppressed MR762A1-SD is equipped with
a cutting edge next generation of suppressor technology from Operators
Suppressor Systems Inc. It’s mated with HK’s unique new Modular Rail
System (MRS) to provide the shooter with a high performance integrated
The modular rail system (MRS) for the MR762A1-SD
allows the shooter to place individual rail components and accessories
anywhere along the length of the seven free sides of the forearm using
the slotted interface.
HK has been working with OSS to develop the next generation of advanced
suppressors for the HK MR series of rifles and carbines.
These suppressors are comprised of two modules, a Back Pressure Regulator (BPR) and a Signature Reduction Module (SRM)™.
The BPR1425™ on the MR762A1-SDcaptures and
controls expanding gases instead of simply trapping the gas with
baffles. To further reduce the sound signature of the MR762 and
eliminate flash, the OSS SRM4 module can be added to the end of the
Important Features of the MR762A1-SD