Estes Rockets - E16-4 29mm Model Rocket Engines (2pk) ASC90035 Capacity Range (mAh): 7200 mAh

Capacity Range (mAh): 7200 mAh

height: 139mm

robust shaft drive

Features like 3rd Channel Input for on-the-fly Drag Brake adjustments and Tekin's exclusive Active Drag Brake Technology make the BXR the perfect Scale Crawler solution

DRK 160+ TSR

Estes Rockets - E16-4 29mm Model Rocket Engines (2pk) ASC90035 Capacity Range (mAh): 7200 mAhThe E16 4 Engines (29 mm) by Estes Rockets deliver powerful and reliable performance for mid to high powered model rockets. Ideal for single stage flights or upper stages of multi stage designs, these engines provide an impressive total impulse of 33. 68 N sec and a 4 second delay for optimal parachute deployment. Whether you're launching larger rockets or experimenting with advanced models, the E16 4 is the perfect choice for rocketeers seeking