Estes Rockets Rocket Fin Alignment Guide
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- Precision is everything in lining up your fins and the Estes Rockets Fin Alignment Guide is here to help
- Quick and accurate fin alignment for stable rocket flight
- Perfect for three or four finned rockets
- Fits body tubes ranging in size from BT-20 through BT-80
A great tool from the ole' school. No more guessing where to line up your wood fins, this alignment guide does almost all the work for you. Simple to understand instructions are included. Works with 3/32" (2 mm) or 1/8" (3 mm) wood. (Body tubes and wood not included.)