Hydra 7, Semroc
Semroc Hydra 7 cluster rocket, arrr, B6-4, arrr, four-engine cluster
Rocketry Product: Estes - B6 Single-Use Motor {Motor}
| Author | jpwsml |
| Duration | 39 seconds |
 |
 |
Semroc Hydra 7 cluster rocket, arrr, B6-4, arrr, four-engine cluster
Rocketry Product: Estes - B6 Single-Use Motor {Motor}
| Author | jpwsml |
| Duration | 39 seconds |
|
|