18mm Diameter

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Standard 18mm Diameter Model Rocket Motors
1672
(image for) Estes Blast-Off Flight Pack Motors (Bulk Package of 24)

Estes Blast-Off Flight Pack Motors (Bulk Package of 24)

The Estes Blast-Off Flight Pack is an assortment of our 24 of our top selling model rocket motors plus igniters and recovery wadding. The package...
Model: 1672
1 Units in Stock
$79.99

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In Stock: 1
1593
(image for) Estes 1/2A6-2 Motors (Package of 3)

Estes 1/2A6-2 Motors (Package of 3)

The Estes 1/2A6-2 engine is a single-stage model rocket motor designed for use in rockets weighing less than two ounces (including the motor). Each...
Model: 1593
15 Units in Stock
$11.29

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In Stock: 15
Q6109
(image for) Quest Aerospace A3-6FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest Aerospace A3-6FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest's Q-Jet 18mm model rocket motors use an aerospace-grade composite propellant. Q-Jets generate a highly-visible exhaust plume and delay smoke...
Model: Q6109
3 Units in Stock
$8.49

In Stock: 3
1600
(image for) Estes A8-0 Motors (Package of 3)

Estes A8-0 Motors (Package of 3)

The Estes A8-0 engine is a booster stage model rocket motor. This engine is for flights in multi-stage rockets weighing less than four ounces (includi...
Model: 1600
14 Units in Stock
$11.29

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In Stock: 14
1598
(image for) Estes A8-3 Motors (Package of 3)

Estes A8-3 Motors (Package of 3)

The Estes A8-3 engine is a single-stage model rocket motor designed for use in rockets weighing less than three ounces (including the motor). Each...
Model: 1598
40 Units in Stock
$11.29

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In Stock: 40
1599
(image for) Estes A8-5 Motors (Package of 3)

Estes A8-5 Motors (Package of 3)

The Estes A8-5 engine is an upper stage model rocket motor. The A8-5 can also be used as a single stage motor in rockets weighing less than 5 ounces (...
Model: 1599
9 Units in Stock
$11.29

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In Stock: 9
1601
(image for) Estes B4-2 Motors (Package of 3)

Estes B4-2 Motors (Package of 3)

The Estes B4-2 engine is a single-stage model rocket motor designed for use in rockets weighing less than four ounces (including the motor). Each...
Model: 1601
28 Units in Stock
$11.99

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In Stock: 28
1602
(image for) Estes B4-4 Motors (Package 3)

Estes B4-4 Motors (Package 3)

The Estes B4-4 engine is a single stage model rocket motor designed for flights in rockets weighing less than 3.5 ounces (including the engine). Each...
Model: 1602
16 Units in Stock
$11.99

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In Stock: 16
Q6112
(image for) Quest Aerospace B4-4FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest Aerospace B4-4FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest's Q-Jet 18mm model rocket motors use an aerospace-grade composite propellant. Q-Jets generate a highly-visible exhaust plume and delay smoke...
Model: Q6112
2 Units in Stock
$9.34

In Stock: 2
Q6113
(image for) Quest Aerospace B4-6FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest Aerospace B4-6FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest's Q-Jet 18mm model rocket motors use an aerospace-grade composite propellant. Q-Jets generate a highly-visible exhaust plume and delay smoke...
Model: Q6113
4 Units in Stock
$9.34

In Stock: 4