This is my 6" diameter Fat Mama 31 motor cluster rocket. It flew on 7 E's, 12 D's, and 12 C motors.
It flew successfully two times with 7 E9-6's, 12 D12-5's, and 12 C6-5's and once not so successfully.
Length: "
Diameter: 3"
Weight: 5 lbs.
Recovery: Parachute My Personal Arsenal | Post-War V-2 Home Page