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Estes 1672 - Blast Off Flight Pack Bulk Model Rocket Engines (24)
A great assortment and it comes with our top selling engines. 6 - A8-3 Engines 6 - B6-4 Engines6 - C..
$79.99
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Estes 1726C - C11-3 Bulk Model Rocket Engines (12)
Engine bulk packs come with all the rocket engine supplies you need to launch 12 rockets. Included a..
$56.99
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Estes 1781 - A8-3 Bulk Model Rocket Engines (24)
An A8-3 engine is your best bet for students to launch their rockets and see the entire flight..
$79.99
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Estes 1783 - B6-4 Bulk Model Rocket Engines (24)
The B6-4 is a medium impulse engine that delivers high altitude flights. It works great for launchin..
$89.99
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Estes 1784 - B6-0 / B6-6 Bulk Model Rocket Engines (12ea)
This two engine combo pack is to be used with two stage rockets. The B6-0 is a booster engine that h..
$89.99
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Estes 1788 - 1/2A3-4T Bulk Model Rocket Engines (24)
Engine bulk packs come with all the model rocket engine supplies you need to launch 24 rockets. Incl..
$69.99
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Estes 1789 - C6-5 Bulk Model Rocket Engines (24)
Want to pack some real power? The C6-5 is your engine! This C engine is the highest impulse engine i..
$99.99