For Ages 10 and Up.
FEATURES: National Association of Rocketry certified.
Single stage engines.
Rockets such as the "Flash", "Tidal Wave" and "Alpha III" are
launched with Mini engines.
Estes igniter plug makes engine ignition extremely reliable.
Includes igniters and plugs.
INCLUDES: Three Estes B4-2 Model Rocket Mini Engines.
REQUIRES: Adult Supervision
SPECS: Length: 2-3/4" (7.0cm)
Diameter: 3/4" (1.9cm)
ROCKET MOTORS SHIP VIA USPS PARCEL POST ONLY!