Estes Engine 1/2A3-4T
Estes Mini Engine 1/2A3-4T
''Mini'' class model rocket engine 4 pack. Single stage model rocket motor.
Detailed instructions. Easy to use. National Association of Rocketry certified.
4 1/2 A3-4T Model Rocket Engines. 4 Igniters. 4
(4) $7.39
''Mini'' class model rocket engine 4 pack. Single stage model rocket motor.
Detailed instructions. Easy to use. National Association of Rocketry certified.
4 1/2 A3-4T Model Rocket Engines. 4 Igniters. 4
(4) $7.39
