Rocket safty fuse
20 feet 

SPECIAL IF YOU BUY 3 WE WILL THROW IN A PACKAGE OF 3 MM FREE
the way it use to be always worked and the rocket went up
even worked when the new igniters didn't work
because of dead or weak batteries
I carried this as a back up and preferred using
this method of launching
this is 2mm thick check our other fuse
question email 
sold as is all sales final