2231 Estes Model Rocket Fin Alignment Guide

The Fin Alignment Guide is the essential tool for model rocket builders who want speed and precision. With its adjustable design, this guide ensures that your fins are perfectly aligned every time—eliminating the guesswork and frustration that comes with manual alignment. It fits a wide range of body tubes from BT-20 to BT-80, making it versatile for different rocket builds.

Capable of holding either three or four fins, the Fin Alignment Guide works with 3/32 in. or 1/8 in. balsa, basswood, or plywood fins. Whether you’re a beginner looking for consistency or a seasoned rocketeer aiming for professional-level results, this tool guarantees accuracy, stability, and confidence in your rocket construction process.

• Fast & Accurate: Aligns fins with precision for stable, straight flights.
• Versatile Fit: Works with body tubes ranging from BT-20 to BT-80.
• Flexible Design: Accommodates three or four fin configurations.
• Strong Compatibility: Holds 3/32 in. or 1/8 in. balsa, bass, or plywood fins.
• Builder’s Must-Have: Eliminates the hassle of holding fins while glue dries.