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Estes 1/2A3-4T Model Rocket Engines (4 each)
$6.65Engine Size: Length: 1 3/4 Inches Diameter: 1/2 Inches Included: 4 – 1/2 A3-4T Engines 4 – Igniters 4 – Plugs
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Estes 1/4A3-3T Model Rocket Engines (4 each)
$6.65Engine Size: Length: 1 3/4 Inches Diameter: 1/2 Inches Included: 4 – 1/2 A3-3T Engines 4 – Igniters 4 – Plugs
