Board Thread:General Nerf discussion/@comment-3362895-20160803013712/@comment-27306930-20160812193548

Mojo1970 wrote: Huh. Doesn't this idea imply that the plunger tube diameter is not the same all the way through??

The tube is most definitely conical. I imagine it aides in developing some inertia before starting to compress the air. Just guessing.