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RetroSpacer 29 – 3D printable model from Thingiverse Thingiverse

RetroSpacer 29

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This is a proof of concept entirely 3D printed HPR - High Powered Rocket. This model rocket is designed to fly a 29mm case upto a 6XL CTI reload, F, G, H or I impulse motors. THIS IS NOT A TOY. While the model can be printed for display, it is meant to be flown.

I designed this model for NAR or TRA Level 1 HPR certification. The advantages to the builder are several:


1) It is easy to print, modify and build to suit your tastes and requirements.
2) It is capable of an H or I impulse motor, which is necessary for Level 1 certification.
3) It can be flown with or without electronics
4) It can be flown is single deploy or dual deploy mode
5) It has easily replaceable fins in the event of a less than gentle landing for the first time certifier. (This is one of the most common reasons for a fail on an attempt, is fin damage that cannot be easily repaired, such that the rocket can be flown again)
6) It has positive motor retention utilizing an Aeropack RA29P retainer.
7) It h
Source
Thingiverse
What you need to print this: Beginner Low confidence
Single piece
Supports 1/3
Assembly 0/3
Settings 1/3
Bed size 0/3
Post-process 0/3
Printer
FDM / FFF
File format
STL
Material
PLA
Software
Cura, PrusaSlicer, or similar
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