4” Removable Nose Weight System has joined the family with our 5.5” and 7.5” guys. This will enable unstable rockets to be modified to be stable. If you are unfamiliar with our concept, read more about it here. Shortly we will release a few kits utilizing this 4” system. It has never been so easy to add/remove nose weight depending on motor choice at the launch site. Fly HIGHER with LOC!