Boosters for Estes Modular Rocket

Stackable Rocket Booster set
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Add-on stackable boosters to fit my Modular Rocket. Requires the base kit, download from [www.thingiverse.com/thing:3583502](https://www.thingiverse.com/thing:3583502).

Designed for use with Estes rocket motors which are either 18mm or 24mm in diameter.
1. If you have a single engine stage on your rocket then use B-6, C-6 or D-6 motors.
2. If you have one or more booster stages then use booster stage motors (B-0, C-0 or D-0). Use upper stage motors B-7, C-7 or D-7 in the top rocket fin can.

You can buy the rocket motors on the internet or at good model shops. Information about the motors including safety instructions are available at the [Estes website](https://estesrockets.com/product-category/engines/). Download the latest [Estes Catalogue](https://estesrockets.com/catalogs/) which includes a chart of the different rocket motor specifications.

* Fin_18_booster_18 takes five 18mm diameter motors
* Fin_24_booster_1