Big Bad Bertha

99 K−M motors by 6 manufacturers fit this rocket's motor mount tube.

Narrow down the possible motors if desired:

  • K
  • L
  • M
  • single-use
  • reload
  • hybrid
  • AeroTech
  • AMW
  • Cesaroni
  • Contrail
  • Gorilla
  • Loki

Enter the launch site conditions if desired: