Halo Reach Rocket Launcher originally modeled in Autodesk Inventor, Sliced for printing on large format machines such as the cr10. 2-inch pvc and some extra various pvc sizes were used (take a few parts with you to the store and find what fits, i never kept a record of everything), 1- inch steel emt and a smaller section of emt were used aswell, what the video for a bit more clarification, Please do not sell prints made from these files without permission.
Build Video
https://www.youtube.com/watch?v=T_e9eT_JxCA