This is the mini to standard engine adapters by Estes. It’s suitable for ages 10 and older with adult supervision for those under 12.
Includes: 3 mini to standard engine adapters
Note: Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger. For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities.