With what payload? >The comparatively lightweight rocket amounted to 330 pounds That's a total weight less than any warhead available for ATACMS: https://en.w

With what payload? >The comparatively lightweight rocket amounted to 330 pounds That's a total weight less than any warhead available for ATACMS: https://en.wikipedia.org/wiki/ATACMS#Comparison https://en.wikipedia.org/wiki/ATACMS#Comparison And then there are the engineering challenges of flying very specific trajectories capable of single digit meters of CEP at those ranges, surviving a ballistic reentry to ground rather than parachuting, and being robust enough to survive being bounced around in a sealed canister for years at a time with no maintenance and then successfully launching in anger at short notice.