18mm Diameter

A generic image
Standard 18mm Diameter Model Rocket Motors
1523
(image for) Estes C11-5 Motors (Package of 2)

Estes C11-5 Motors (Package of 2)

The Estes C11-5 engine is a single stage model rocket motor designed for flights in rockets weighing less than five ounces (including the engine)....
Model: 1523
5 Units in Stock
$9.99

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In Stock: 5
Q6116
(image for) Quest Aerospace C12-4FJ Black Max Q-Jet Model Rocket Motors

Quest Aerospace C12-4FJ Black Max Q-Jet Model Rocket Motors

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: Q6116
2 Units in Stock
$11.04

In Stock: 2
Q6117
(image for) Quest Aerospace C12-6FJ Black Max Q-Jet Model Rocket Motors

Quest Aerospace C12-6FJ Black Max Q-Jet Model Rocket Motors

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: Q6117
2 Units in Stock
$11.04

In Stock: 2
Q6118
(image for) Quest Aerospace C12-8FJ Black Max Q-Jet Model Rocket Motors (Package of Two)

Quest Aerospace C12-8FJ 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: Q6118
6 Units in Stock
$11.04

In Stock: 6
Q6126
(image for) Quest Aerospace C18-6W White Lightning Q-Jet Model Rocket Motors

Quest Aerospace C18-6W White Lightning Q-Jet Model Rocket Motors

Quest's C18-6W Q-Jets are the world's most advanced 18mm model rocket motors. These Q-Jet motors are constructed with a patent-pending high-strength...
Model: Q6126
2 Units in Stock
$11.04

In Stock: 2
Q6127
(image for) Quest Aerospace C18-8W White Lightning Q-Jet Model Rocket Motors

Quest Aerospace C18-8W White Lightning Q-Jet Model Rocket Motors

Quest's C18-8W Q-Jets are the world's most advanced 18mm model rocket motors. These Q-Jet motors are constructed with a patent-pending high-strength...
Model: Q6127
2 Units in Stock
$11.30

In Stock: 2
Q6122
(image for) Quest Aerospace D16-8FJ Q-Jet Model Rocket Motors

Quest Aerospace D16-8FJ Q-Jet Model Rocket Motors

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: Q6122
1 Units in Stock
$12.74

In Stock: 1
1781
(image for) Estes A8-3 Motors (Bulk Package of 24)

Estes A8-3 Motors (Bulk Package of 24)

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). This...
Model: 1781
2 Units in Stock
$92.99

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In Stock: 2
1783
(image for) Estes B6-4 Motors (Bulk Package of 24)

Estes B6-4 Motors (Bulk Package of 24)

The Estes B6-4 engine is a single stage model rocket designed for flights in rockets weighing less than four ounces (including the engine). This bulk...
Model: 1783
2 Units in Stock
$99.99

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In Stock: 2
1784
(image for) Estes B6-0/B6-6 Motors (Bulk Package of 24 - 12 each)

Estes B6-0/B6-6 Motors (Bulk Package of 24 - 12 each)

This two-engine combo pack is to be used with two-stage rockets. The B6-0 is a booster motor that has no delay and no ejection charge. The B6-6 is...
Model: 1784
2 Units in Stock
$99.99

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In Stock: 2