M Model Rocket Engines B4-4

Picture of M Model Rocket Engines B4-4
M Model Rocket Engines B4-4

$21.99 incl tax
Manufacturer: ESTES

The Estes B4-4 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 3.5 ounces, including the engine. Each package includes 3 engines, 3 starters and 4 plugs.