Both the 10mm and the .40 S&W use a .40-caliber projectile and were developed around the same time, but there are big differences between the two. Here's the rundown.
The 1,000th MRAD (Multi-Role Adaptive Design) Mark 22 MOD 0 (MK22) rifle destined for use in the United States Special Operations Command (USSOCOM) Advanced Sniper Rifle and United States Army Precision Sniper Rifle programs rolled out of Barrett Firearms Manufacturing in November.
Barrett Firearms Manufacturing’s submission of Multi-Role Adaptive Design Mark 22 (MRAD MK22) rifles for testing has met all U.S. Department of Defense requirements for the Advanced Sniper Rifle (ASR) that will support the U.S. Special Operations Command (USSOCOM).
Leupold & Stevens’ Mark 5HD riflescope was selected as the day optic for the U.S. Army’s Precision Sniper Rifle (PSR) program.