The Guillotine Fin Jig is one of the most versatile alignment fixtures that we've ever seen. It allows you to put fins on straight, on any size tube, not just the standard sizes! The secret to its …

Accommodates rockets with body tubes from 1.06 to 4.24 inch diameter. Only available through MacklinMissileWorks. Sale price of $199 includes USPS priority mail shipping and handling to …

These jigs allow you to glue your fins to your rocket body, without the worry about them being crooked. They simplify what is often the most difficult part of a rocket build! The Guillotine Fin …

Compatible with rockets ranging from BT-5 up to 4” and fins of any width, the RoysRockets Fin Jig provides a secure guide for gluing up fins. Attached aluminum angles, leg supports, and all …

Here is a simple laser-cut cardboard fin alignment jig that is perfect for schools. It fits the common starter type rockets that are 24mm in diameter (BT-50 size tubes), which have three 1/8-inch …

Suitable for fin thicknesses 0 - 0.375 inch. Two-piece alignment rails provide better visibility and accessibility of fin root joint. Works best for small rockets from BT-5 to BT-55. Lower cost than …

Crappie Magnet Fin Spin Kit, Freshwater Fishing Equipment and Accessories, 8 Size 1/8 Jig Heads, and 8 Size 1/16 Jig Heads (Packaging may vary)

This original fin jig is shipped to you FULLY ASSEMBLED AND TESTED! The item is a “factory second” in that the overall length varies slightly from the standard design specification, but the …