Pay in 4 interest-free payments of $3.50 Learn more
Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
With durable components
In its standard single stage configuration
Whether used in classrooms
excitement
Every student gets the chance to experience the thrill of countdown
B4-2 Engines roto rocket tri flyer With durable componentsThe Estes B4 2 engine is a strong choice for your classroom, camp, or youth program when you want safe, repeatable flights that help students understand the fundamentals of model rocketry. With a total impulse of 5. 00 N sec and a 2 second delay, the B4 2 delivers clear, easy to observe flight behavior that supports hands on learning. Because the B4 2 provides consistent thrust and dependable ignition, you can run group launches with confidence. This
US$ 33749.50
US$ 8495.00
US$ 75525.00
US$ 34760.00
US$ 27749.50
US$ 27878.50
US$ 17036.80
US$ 24999.50
US$ 10100.00