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Estes motors A3-4T
Pack of "Mini" rocket engines, diameter 13 mm. These small engines are suitable for light and thin models, very fun and perfects for small spaces.
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A3 engines with 4 second delay. These "mini-engines" are used in light and thin rockets with 13 mm engine mount, and when launch space is limited.
The package includes 4 engines, 4 igniters and 4 locks for igniters.
Data sheet
- Length
- 45 mm
- Diameter
- 13 mm
- Weight
- 7.6 gr
- Class
- A
- Total Impulse
- 2.5 Ns
- Thrust duration
- 0.6 sec.
- Delay
- 4 sec.
- Max. liftoff weight
- 57 gr
- Primary use
- Single Stage rockets
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Pack of "Mini" rocket engines, diameter 13 mm. These small engines are suitable for light and thin models, very fun and perfects for small spaces.