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1
The Estes D12-3 engine delivers high-thrust power for heavier model rockets that require a shorter delay before deployment. Ideal for larger, draggy airframes or rockets with broad fins, this engine provides the force needed to achieve stab...
Reviews
5.0
17 ratings
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D-12-3s are great for my larger rockets on windy days. D-12 motors are probably the best all around value.
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peter · 10 days ago
Lo e all of the products i bought still top notch.
J
Julie · April 26, 2026
This is an old hobby of mine that I am sharing with the grandchildren. They are totally impressed with the rockets and love getting involved.
