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Estes Rockets

1/2A3-4T Engine Bulk Pack

1/2A3-4T Engine Bulk Pack

SKU: 001788
Regular price $69.99
Regular price $69.99 Sale price $69.99
Sale Sold Out

The Estes 1/2A3-4T is perfect for launching a small, lightweight rocket and can be used over and over again without breaking the bank. The Estes 1/2A3-4T is from the Estes Mini line of engines that have become so popular over the last decade. are. These engines have one of the lowest cost-per-flights of any rocket engine available anywhere.

PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery.

This bulk pack is bought nearly as often by hobbyists as it is by educators due to the value of the Estes Mini engines. These engines are perfect for a day filled with flying! Use this bulk pack to easily compare design changes on those small model rockets.

This bulk pack includes everything you need to launch and recover a model rocket 24 times!

Included in this bulk pack:

  • 24 1/2A3-4T engines
  • 30 Estes starters
  • 24 Starter plugs
  • 75 Squares of recovery wadding
Length

1.75 in. (4.4 cm)

Diameter

13 mm

Estimated Weight

.23 oz. (6.5 g)



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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Live, Online Training and 1:1 Support!

Estes Education has been a leader in STEM education for over 60 years. We know that STEM is a vital interdisciplinary topic that requires hands-on and inclusive learning. Explore these supporting materials to take learning to new heights!

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