I can see how tubular projectiles failed from a military standpoint.
From an ELR standpoint, while slippery, tubular projectiles seem "difficult" from a variety of points. Still very interesting. What is old is new again.
Do you have any access to the data or report and conclusions?
Hello,
The only data that is "declassified" is the original powerpoint by Abe Flatau (developer of the Ring Airfoil rifle grenade & Ring Airfoil Projectile (RAP) nonlethal rubber projectile.
www.dtic.mil/ndia/2004solic/flat.ppt
THEIS