This mod is not known to work with the latest version of Kerbal Space Program. Proceed with caution.
Small, 0.625m boosters! One is stackable and one is radially-attached. Originally made to replicate the Delta series rockets, I have seen some people use them as missiles on their SSTO's and other clever uses.
Raw stats are from the beginning of time until now. Each follower and download entry represents one hour of data. Uneventful hours are omitted.