Estes Rockets - Orbis 3D Bulk Model Rockets Material, to Print Your Own 3D, Skill Level 1 (12pk)

3D printed model rockets. Buy the Orbis bulk pack, download the .stl files to print your 3D plastic parts and you are ready to build your rocket! Estes parts that you purchase + your parts that you grow = a great learning experience and lots of fun! 9 different designs and simple straight-forward assembly!

Features:

Recommended Engines: 1781 A8-3 Bulk Pack (first launch)

1789 C6-5 Bulk Pack

1783 B6-4 Bulk Pack

1672 Blast-off Flight Pack

Specifications:

Length: 10 - 12 in. (25.4 - 30.5 cm)

Diameter: .74 (19 mm)

9 in. (22.9 cm) Parachute Recovery