9750 29-Millimeter Motor Retainer Set, Model Rocket Engine Retainer, Rocket Model Kit Accessories for Ages 10+

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🚀 Lock in your launch, ignite your legacy!

The Estes 9750 29-Millimeter Motor Retainer Set is a lightweight, heat-resistant ABS plastic accessory designed to securely fasten 29mm model rocket engines. Compatible with E16, F15, and most composite motors, it enables quick engine swaps and ensures safe, reliable flights for hobbyists aged 15 and up.