The Scalable Offensive Hand Grenade (SOHG) is a type of hand grenade created by Norwegian-Finnish firm Nammo.
Design The SOHG grenade is based on the HGO-115 non-modular offensive model hand-grenade.
SOHG grenades are "stackable", meaning up to three can be configured and connected to increase blast power to provide overpressuring effects, while using the same fuze.
The base grenade has a non-removable, 3.5 second fuse and a body encasing of high explosive, so three connected grenades can have up to of blast force.Army Testing Stackable Grenades for Infantry - Kitup.Military.com, 20 February 2015U.S. Army Tests Soviet-Designed Rocket Launcher - Kitup.Military.com, 18 February 2015RPGs, grenades and dummies: 9 soldier-tested gadgets - Armytimes.com, 6 April 2015
Adoption In 2010, US SOCOM began fielding SOHG grenades under the designation Mk 21 Mod 0. In 2024, the U.S. Marine Corps received deliveries of the Mk 21 Mod 0 SOHG for their frontline infantry units.
In 2026, Norway supplied Ukraine an unspecified amount of SOHG grenades with reports on a few units being captured by Russian forces.
Users
United States Special Operations Command United States Marine Corps
See also
United States hand grenades
References