Model Rocket Building Blog

Model Rocket Building Posts

Sport Rocketry / Construction / Fins / Marking Guides and Jigs

    DIY Three Fin Marking Guide (2016-01-02)
    I've made quite a few home made fin marking guides after some the kit supplied guides didn't fit.  Four fin guides are easy, wrap and fold into quarters.  Three fin guides are another ... [Read More]

    Model Rocket News idea Box - D.I.Y. Fin Marking Guides (2016-08-29)
    From the Estes Model Rocket News, Vol. 4, #2, 1964. I still use this method to make fin marking guides when the kit supplied guides don't fit correctly. [Read More]

    John Boren's Fin Jig (2018-12-13)
    John Boren posted on the NAR Facebook page: Estes Satellite Interceptor Build "I've been cleaning up my shop this past month or so getting it ready for my big winter builds and I ran across a CD ... [Read More]

    Great Fin Alignment Idea (2019-08-22)
    On TRF, Gary Saito posted a few pictures of his New Way rockets Flat Boy build. At first glance this looks like a rocket sitting on a stand. "Since I didn't have a fin jig for a square tube I ... [Read More]