The Fin Alignment Guide is a proven best-seller for retailers and distributors serving model rocketry builders. Its durable design and wide compatibility make it an essential accessory for customers seeking professional-level results. Stocking this tool gives your customers the confidence to achieve straighter, more consistent flights—whether they’re beginners or experienced hobbyists.

Increase Customer Success

Nothing frustrates a builder more than crooked fins and unstable launches. The Fin Alignment Guide eliminates those issues by holding fins perfectly in place while the adhesive dries. This reliable tool helps customers achieve consistent alignment every time, reducing build errors and improving flight performance.

Versatile and Easy to Sell

Compatible with body tubes from BT-20 to BT-80, this guide works with most Estes kits and fin materials, including 3/32 in. and 1/8 in. balsa, basswood, or plywood. Its adjustable design supports three- and four-fin rockets, making it one of the most versatile accessories you can stock.

Trusted by Builders and Educators

From individual hobbyists to classrooms, the Fin Alignment Guide has wide appeal across multiple markets. Retailers can position it as an essential upgrade for kit builders or as a classroom-ready tool for STEM programs. Keep it in stock to complement rocket kits, bulk packs, and adhesives—customers will appreciate the precision it provides.