+2 mm and +4 mm shock rod ends for finer adjustment of droop and up-travel settings

Shed excess unsprung weight - a pair of Pro Duty Screws weigh only 1

Adjustable Gear Ratio: Fixed

Shaft Size: Length: 21mm / Diameter:

The New Real Drive Mechanism offers full directional functionality for smoother driving

Estes Rockets - E16-0 29mm Model Rocket Engines (2pk) bzn540292 +2 mm and +4 mmThe E16 0 Engines (29mm) by Estes Rockets are the perfect solution for rocketeers seeking powerful booster stage engines to take their model rockets to the next level. Designed for use in multi stage rockets, these engines provide a robust initial thrust that propels rockets to impressive heights before igniting the upper stage. With a burn time of 2. 09 seconds and a total impulse of 33. 68 N sec, the E16 0 engines ensure reliable and consistent