The Estes 1/2A3-2T is a single-stage 13mm mini engine for lightweight model rockets. With 1.25 N-s impulse, 8.3 N peak thrust, and a 2-second delay, it delivers quick and reliable launches. Packs include 4 engines, 4 igniters, and 4 plugs.
Ideal fo
1/2A3-2T Model Rocket Engines (4pk)
Original price was: $5.75.$3.15Current price is: $3.15.
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