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Rocket motors & consumables :: Estes model rocket motors :: Estes 1/4A3-3T model rocket motors (4 pack) 13mm engines - mini
Estes model rocket engine bulk packs are available in four total impulse ranges: 1/2A (mini engine), A, B or C (standard engines). These packs may be used for the rocket bulk packs or other Estes rockets. Whether you are launching rockets at school with students, at a youth group activity or rocket club monthly launch, Estes engine bulk packs are a must.
Estes 1/2A3-4T Engine Bulk Pack (24)
Twin Factor Model Rocket Kit, Skill Level 2, EST7250
Estes 13mm Model Rocket Motor Single Use Mini 1/4A3-3T(4pk) EST 1502
Estes model rocket engine bulk packs are available in four total impulse ranges: 1/2A (mini engine), A, B or C (standard engines). These packs may be used for the rocket bulk packs or other Estes rockets. Whether you are launching rockets at school with students, at a youth group activity or rocket club monthly launch, Estes engine bulk packs are a must.
Estes 1/2A3-4T Engine Bulk Pack (24)
Estes rocket motors 1/4A3-3T
Estes 1/4A3-3T 1/4A3-3T Model Rocket Engine
Estes 13mm A10-3T
Super Shot Mini - Estes Rockets