Estes Rocket Motor Engines B4-2 (3 in a Pack) - ES1601
Estes Rocket Motors B4-2 (3 in a Pack)
The Estes B4-2 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces.
In the Pack
3 B4-2 Engines
4 Igniter Plugs
Note: Estes model rockets are recommended for ages 14+ with Adult supervision