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Cuttings of the tubes:
Cut tubes AU4G 35 X 31 formant the framework, the frame and the fork with the lengths indicated on the general level.
Cut in tube AU4G 35 X25 a length of about 420 mm (function of the width of the recovered chair…) and cross in the fall, length a 85 mm for the steering column (tube n°8).
Cut ten rings of reinforcements of tightening approximately a 30 mm length, in the small tube dural 30 X 26 Misters.
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Assembly of the axle AR: