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The two files below are a couple of designs I made in Open Rocket. What I don't quite understand, is that the single stage version reaches a...
This one has a D12-0 booster that air-starts a two 18mm motor second stage (and an optional third stage, 18mm or 13mm). With the vent holes (see...
Cold weather has forced me indoors for the winter to build. I got all my parts for my 3 stage last week. All airframe, couplers, anf bulkplates...
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