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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
TRX-4M is always ready for big fun and adventure
★ A clever parts breakdown on the tailplane gives fuss-free assembly and alignment
” The result is distinctive craftsmanship with a modern feel that still looks contemporary 65 years later
Measures approximately 39 x 27 cm (15
●New circuit board with newly developed control program realizes dramatically improved steering feel
Ugears Pendulum STEM LAB - 92 Pieces 1/89 TRX-4M is always ready forLearn how the manual PENDULUM works: The Pendulum is a stylized educational model, an interactive study guide to the mechanism, only for learning its essentials and principles of working. The pendulum is one of the basic and most reliable time measuring mechanisms. Its working principle is based on the model's constant amplitude oscillation under the force of gravity (weight) and potential energy (tension force) of the rubber band. The rubber band
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