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Final Product will ben in PETG RoysRockets Purple.
Compatible with rockets ranging from BT-5 up to 3” and fins of any width, the RoysRockets Fin Jig provides a secure guide for gluing up fins. Attached aluminum angles, leg supports, and all necessary hardware are included for convenience. Quickly and easily set the guide width to your cho
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Mini Fin Jig
I recently received RoysRockets Mini Fin Jig. I've been glueing fins on by eye and this tool is much better! It's going to make installing Fins a joy instead of a hit or miss affair! Thanks Roy
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Ministermark · August 29, 2026
Great!!
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Hamhock · August 12, 2026
I used it on a Phoenix build like a 2" inch BT size, worked great kept all fins aligned 💯