Estes 24mm Engine Retainer Set - Estes 9751

Includes two complete sets. Estes model rocketry is recommended for ages 10 and up with adult supe..

$4.79 $7.99

Estes Pro Series Rocket Booster - Estes 9752

Use this Pro Series Rocket Booster to make your 2" (5.1cm) body rockets achieve even higher altitu..

$5.99 $9.99

24mm to 29mm Engine Adaptor - Estes 9753

Very simple transformation of an Estes 24 mm casing into an Estes 29 mm casing size. Reusable. ..

$3.59 $5.99