Retail Price: $12.95
Our Price: $10.36
Aerotech D21-4T Single Use Rocket Motor - Pre assembled ready to fly model rocket motor.
Diameter .71in (18mm)
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.