1/4A3-3T Model Rocket Engines
4 Pack, 13mm diameter
New/Back in Stock Items
Here are the most recent items that have been added to our site. Included are brand-new items, as well as products of note that have been out of stock but are now available again.
Tall Boy Model Rocket Kit
Flies on 24mm engines in any 1 of 4 configurations up to 10' tall
Heli-Roctor™ Competition Helicopter Model Rocket Kit (Semroc)
Competition-Style Helicopter Kit for 13mm Engines
Blue Origin New Shepard Model Rocket Kit (1:66 Scale, 18mm, Estes)
Ready-to-Fly Scale Model Rocket for 18mm Engines
NASA SLS Model Rocket Kit (1:200 Scale, 18mm, Estes)
Ready-to-Fly Scale Model Rocket for 18mm Engines
What's New
- 05/01/2022 - May Specials Updated
- Check out the great deals for this month! Details...
- 04/26/2022 - Chute Release available again!
- Jolly Logic Chute Release is now available to order! Details...
- 04/06/2022 - Upcoming Schedule
- Our office will be closed from May 12-17 while we're at the TARC finals... Details...
- 03/31/2022 - Shipping charges on longer boxes FYI
- Please note that beginning in April USPS will be issuing a surcharge on longer boxes. This may effect the shipping rates on longer packages. Details...
- View all news items
Testimonials
My shipment arrived in perfect condition today. Great service. - Bill B.
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