24 to 18mm engine mount adapter. 18mm model rocket motor adapter

This adapter allows you to use 18mm motors in a 24mm mount. It's removable and reusable. 
Plywood rings x 4
Hook
24" Kevlar cord 
Thrust ring 
Printed instructions are included. 
Instructions are on the blog section of this website. 
If you purchase just this item, you will receive a partial shipping refund. 
Always follow the NAR safety code 
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