FEATURES: Single stage engine
Mini engine designed for flights in lightweight rockets
Engines tested and certified by the NAR
Easy to use and comes with clear instructions
INCLUDES: Four A3-4T Engines
Four Igniters
Four Igniter Plugs
REQUIRES: Model rocket
Adult Supervision for Children Under 12
SPECS: Length: 1.75" (4.4cm)
Diameter: .5" (13mm)
