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  1. gtg738w replied to the thread Next Size of Motors.

    The USPS exemption has many requirements, the most limiting is usually that the motor must have 30g or less of propellant. BP Es exceed...

    Aug 17, 2019 at 7:03 PM
  2. gtg738w replied to the thread Smallest rocket recommendation for an on-board altimeter....

    Yes, the hardware is universal. Everything will be Android compatible as soon as the app is released. Let us know what you'd like to...

    Aug 15, 2019 at 4:14 AM
  3. gtg738w liked stickershock23's post in the thread Stickershock Prices.

    Hey Guys I do lurk about here from time to time.. I just don't post that often.. I LOVE doing custom work.. but setting a "ONLINE...

    Aug 14, 2019 at 1:22 AM