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Estes 1/2A3-4T Model Rocket Engines (4 each)
$7.90Engine 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)
$7.90Engine Size: Length: 1 3/4 Inches Diameter: 1/2 Inches Included: 4 – 1/2 A3-3T Engines 4 – Igniters 4 – Plugs
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Estes A10-0T Model Rocket Engines (4 Pack)
$7.90Estes A10-0T 4-Pack of Engines. Recommended for Ages 10 and Up. Adult Supervision for Ages 12 and Under. Engine Size: Diameter: 13mm Length: 1.75″
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Estes A10-3T Model Rocket Engines (4 each)
$7.90Engine Size: Length: 1 3/4 Inches Diameter: 1/2 Inches Included: 4 – A10-3T Model Rocket Engines 4 – Igniters 4 – Plugs 12 – Sheets Recovery […]
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Estes A3-4T Model Rocket Engines (4 each)
$7.90Engine Size: Length: 1 3/4 Inches Diameter: 1/2 Inches Included: 4 – A3-4T Engines 4 – Igniters 4 – Plugs
