Standard (18mm)
Estes 1593 - 1/2A6-2 Model Rocket Engines (3)
The Estes 1/2A6-2 engine is single stage engine designed for model rocket flight. This engine is a s..
$7.90 $11.29
Estes 1598 - A8-3 Model Rocket Engines (3)
The Estes A8-3 engine is single stage engine designed for model rocket flight. This engine is a stan..
$7.90 $11.29
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 profi..
$55.99 $79.99
Estes 1599 - A8-5 Model Rocket Engines (3)
The Estes A8-5 engine is an upper stage stage engine designed for model rocket flight. This engine c..
$7.90 $11.29
Estes 1600 - A8-0 Model Rocket Engines (3)
The Estes A8-0 engine is a booster stage engine designed for model rocket flight and has to be used ..
$7.90 $11.29
Estes 1601 - B4-2 Model Rocket Engines (3)
The Estes B4-2 engine is single stage engine designed for model rocket flight. This engine is a stan..
$8.39 $11.99
Estes 1602 - B4-4 Model Rocket Engines (3)
The Estes B4-4 engine is single stage engine designed for model rocket flight. This engine is a stan..
$8.39 $11.99
Estes 1605 - B6-2 Model Rocket Engines (3)
The Estes B6-2 engine is single stage engine designed for model rocket flight. This engine is a stan..
$8.39 $11.99
Estes 1606 - B6-4 Model Rocket Engines (3)
The Estes B6-4 engine is single stage engine designed for model rocket flight. This engine is a stan..
$8.39 $11.99
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..
$62.99 $89.99
Estes 1607 - B6-6 Model Rocket Engines (3)
The Estes B6-6 engine is an upper stage engine designed for model rocket flight. This engine can als..
$8.39 $11.99
Estes 1608 - B6-0 Model Rocket Engines (3)
The Estes B6-0 engine is a booster stage engine designed for model rocket flight and has to be used ..
$8.39 $11.99
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..
$62.99 $89.99
Estes 1613 - C6-3 Model Rocket Engines (3)
The Estes C6-3 engine is a single stage engine designed for model rocket flight. This engine is a st..
$9.09 $12.99
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..
$69.99 $99.99