ULA Delta IV Heavy Rocket

The original stl files for this (and all other ULA rockets) can be found on the web at the following URL: http://www.ulalaunch.com/3d.aspx

This is a remix of the ULA Delta IV Heavy model. I stripped off the base, broke the model into three segments (for printing at larger sizes), and hollowed out the boosters (for faster printing and use of less material).

When printing, make sure the bottom segment is printed upside down, with the nozzles pointing upward.

The connector pegs fit rather