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Happy 4th of July!Enjoy 15% off your total order at checkout! Exclusions apply.
The B6-4 is a medium impulse engine that delivers high altitude flights. It works great for launching larger, heavier rockets, too. Estes engine bulk packs are convenient and include everything your students need to prepare their rockets for launching. PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery.
The B6-4 Engine Bulk Pack is a medium impulse engine that delivers high altitude flights for launching larger, heavier rockets. Estes engine bulk packs are convenient and include everything your students need to prepare their rockets for launching.Estes 1783 B6-4 Engine Bulk Packs come with all the rocket engine supplies you need to launch 24 rockets.
Included are -
Use engine bulk packs to launch these rockets packs -
ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.
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