BrickArms M24 Stielhandgranates
The infamous "Potato Masher" hand grenade of the German army in WW2.

You simply unscrewed the end cap, grabbed the end of the cord, pulled, and threw - all while trying not to get shot!

Stielhandgranates are now sold 2 for $1

$1

 
(Disclaimer: All BrickArms tiny toy weapons are made of solid ABS plastic, designed to be used with LEGO toys. They cannot shoot bullets and cannot be made to fire bullets in any way. Again, they are a TOY! T-O-Y Toyee!)