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Retail Price: $12.95

Our Price: $10.36

You saved: $2.59(20%)

Aerotech D21-4T Single Use Rocket Motor - Pre assembled ready to fly model rocket motor.

Diameter .71in (18mm)
Length 2.75in
Aerotech Blue Thunder Propellant
20 Newton Seconds Total Impulse
21 Newton Second Average Thrust.
4 second recovery delay charge.

The Aerotech D21 is the same physical size as an Estes C6-7 with over twice the power. Build strong for this motor or it will rip your fins off in flight!

This motor requires the purchaser to be 18 years or older.

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