Crayon bank rocket on a G71-7R

This is a 4" wide by 36" Crayon bank rocket Powered by a Aerotech RMS G71-4 Redline motor.

Category:

Science & Technology

Tags:

• Model
• rocket
• Amateur
• Rocketry
• mid-power
• high-power
• aerotech

[Andyterranbase1]

whats your mass w/ engine?

[trob73]

@Andyterranbase1 The engine was a Aerotech RMS G71-4 Redline. The rockets was a least 4 pounds. on a sad note this rocket was destroyed during a recent flight, to long of a delay. no parts were salvageable.

[david1513]

i love the crayons i just bought two red ones, i plan on runing it on a aerotech 24-40 mm E motor,light is the answer, under 14.74 oz right now with nothing done to it it' weights 11.75 oz with out the bottom attached, the bottom weights 1.59 oz all together with bottom it weights 13.33 oz ive already lounched a rocket with the weight of 14.74 oz with this motor it did very well, i could use some pointers on the building of it? thanks Dave

[Andyterranbase1]

im building one and plan to keep it as lean as possible in order to run it with an Aerotech E30 i should hit at least 500 feet with a mass of 560g