Bob Martin SR-7, Vintage RC Slope Glider Build Part 8 , primer and finish work.

Bob Martin SR-7, Vintage RC Slope Glider Build Part 8 , primer and finish work.

This thing has a 54 inch wing span, 2 channel control and has the famous "duralene" plastic fuselage, which is very strong but uber heavy. The SR7 is a two channel slope soaring glider. The ailerons and elevator are the only flight controls. Foam core wing sheeted with wood skins.

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