![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhIAyvW4F7Rn5_ZPNHyYO6mtRePBPT0Lm82lBVE3vWt32J2_4_lLe2ZumLajRyVP6kMKUlmKsuoLOE8B4DbKlwYWYu832vlOMsEiw6YGFqcBMTXDzcBZLt8mWpic8SWKofrwGOchQ8zkqs/s400/M67b.jpeg)
M67 Fragmentation Hand Grenade, which was a replacement for the M61 grenade used during Vietnam and the older MK2 "Pineapple" grenade used since World War Two and well into the Vietnam War. [source
here]
Fragging is a term from the Vietnam War, used primarily by U.S. military personnel, most commonly meaning to assassinate an unpopular officer of one's own fighting unit, often by means of a fragmentation grenade [hence the term].