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Estes 1/2A3-2T Engine - 4 Pack About: The Estes 1/2A3-2T engine is single stage engine designed for model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters and 4 starter plugs. ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or See State Specific Restrictions. Technical Specifications: Length 1.75 in. (4.4 cm) Diameter 13 mm Estimated Weight .23 oz. (6.5 g) Total Impulse 1.25 N-sec Time Delay 2 Seconds Estimated Max Lift Weight 2.0 oz (57 g) Max Thrust 8.30 Newtons (1.9 lbs) Thrust Duration 0.30 Seconds Initial Weight 0.23 oz (6.4 g) Propellant Weight 0.07 oz (1.9 g) Quantity Per Pack 4
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🇺🇸 Ship from USA · On Agora since 2025
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