Mar 26, 2025 · The Guillotine Fin Jig is one of the most versatile and revolutionary alignment fixtures that we've ever seen. It allows you to put fins on straight, on any size tube, not just the standard sizes! It works great with kids too.

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 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!

action shots Courtesy of photographer Nick Viggiano. 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 all continental States in the USA.

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 (3mm) thick fins. Works great on kits like the Avion or the Estes Alpha. It can even be used with thinner fin material. Description Product Comparison ...

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 necessary hardware are included for convenience.

Features of the Mini-Guillotine Fin Jig: Accommodates tube sizes 0.281 to 1.414 inches (BT - 2.5 thru BT-56) Requires a minimum tube length of 5 inches (shorter tubes will require a coupler and extension) Suitable for fin thicknesses 0 - 0.375 inch Two-piece alignment rails provide better visibility and accessibility of fin root joint.

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)

By laminating the fins tip-to-tip (and over the body tube in between), we reinforce the joint, stiffen the fin and make a solid fin can. The "tip-to-tip jig" described on this page is fixture for holding the rocket in place so that the fins remain properly lined up …

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 item is still fully functional.