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  1. Archimedian

    Pen-Spring Shock Absorbers for 55" DC3

    This is an attempt to use aluminum tubing from a craft store to fabricate spring loaded landing gear for my DC3 winter build. rcfbaircraft.com offers a good set of plans for the airframe. First, a detail of the DC3 undercarriage. Supplies Select two diameters of aluminum tubing that are...