The tube marking guide is an easy way to mark your fin and launch lug placement.

• The marking guide is a must for any rocket builder
• Easy way to mark fin and launch lug placement lines
• Also includes a fin gluing jig

There's no thrill quite like launching a model rocket, watching it streak skyward, reach peak altitude, and then return gently to earth. When you build them, the thrill is even better than ever. Thanks to Estes model rocketry, kids can explore the wondrous world of science while experimenting with different combinations of rockets, engines and accessories to better understand how rockets reach outer space.