Pay in 4 interest-free payments of $16.25 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
repeatable flights during classroom lessons
male and female engine retainers
students can compare designs
one E-to-D spacer
1/4A3-3T Engine Bulk Pack 7002 repeatable flights during classroom lessonsThe Estes 1 4A3 3T Engine Bulk Pack is a practical choice for educators and youth program leaders who need reliable mini engines for lightweight model rocket launches. Built for small rockets, the 1 4A3 3T delivers controlled performance that helps keep flights approachable, repeatable, and easy for students to follow from liftoff through recovery. Consistency is what makes this engine especially useful in educational settings. When students are
US$ 12.00
US$ 11.99
US$ 30.00