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Sport Rocketry / Construction / Launch Lugs and Rail Buttons

    Model Rocket Building: I Wish They Didn't Do That - Laser Cut Tubes and Launch Lugs (2020-01-02)
    I'm not naming names -  I can understand laser cutting balsa, but body tubes and launch lugs? A few vendors are cutting tubes using lasers. This chars and leaves a rough edge, especially on ... [Read More]

    Model Rocket Building: Cleaning Up A Launch Lug - TIP (2020-05-01)
    Paint can get into the end of a lunch lug. If the lug isn't clear, your rocket can get stuck on the rod during boost. TIP: Sharpen a dowel in a pencil sharpener. Leave the sharpened point rough. ... [Read More]

    Improbable Ventures: How to build a fiberglass rocket, part 8: rail buttons (2020-06-08)
    Before I jump into the riveting details of rail buttons, I’ll take a step back and explain what this is, and why it matters. Every rocket has a “center of pressure” and a ... [Read More]

    Blast From The Past: Launch Lug Standoffs (2020-11-18)
                 On most of my recent LPR model builds I have adopted the practice of mounting the launch lugs on short standoffs rather than ... [Read More]

    Thrifty Rocketeer: Launch Lug Tip (2023-07-20)
     The Thrifty Rocketeer blog continues... Here's a construction tip that was passed along to me. This topic just recently popped up on one of the more public forums.   ... [Read More]